diff --git a/.gitignore b/.gitignore
index 1fea113a..4208daf5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -39,4 +39,6 @@ out/
 
 ### Custom Private Keys ###
 src/main/resources/app.key
-src/main/resources/app.pub
\ No newline at end of file
+src/main/resources/app.pub
+
+/src/main/generated/
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index 29728dc4..d1f7819b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -68,6 +68,12 @@ dependencies {
     //yml 암호화, 공식문서: https://github.com/ulisesbocchio/jasypt-spring-boot
     //참고 블로그: https://velog.io/@bey1548/SpringBoot-application.yml-%EA%B0%92-%EC%95%94%ED%98%B8%ED%99%94%ED%95%98%EA%B8%B0jasypt
     implementation 'com.github.ulisesbocchio:jasypt-spring-boot-starter:3.0.5'
+
+    //mail 전송 의존성
+    implementation 'org.springframework.boot:spring-boot-starter-mail'
+
+    //Redis 의존성
+    implementation 'org.springframework.boot:spring-boot-starter-data-redis'
 }
 
 tasks.named('test') {
diff --git a/src/main/java/org/store/clothstar/common/config/SecurityConfiguration.java b/src/main/java/org/store/clothstar/common/config/SecurityConfiguration.java
index 6a7e0f97..64a47bda 100644
--- a/src/main/java/org/store/clothstar/common/config/SecurityConfiguration.java
+++ b/src/main/java/org/store/clothstar/common/config/SecurityConfiguration.java
@@ -57,7 +57,7 @@ public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
                         "/v1/categories/**", "/v1/products/**", "/v1/productLines/**", "/v2/productLines/**",
                         "/v1/orderdetails", "/v1/orders",
                         "/v1/seller/orders/**", "/v1/seller/orders", "/v1/orders/**",
-                        "/swagger-resources/**", "/swagger-ui/**", "/v3/api-docs/**"
+                        "/swagger-resources/**", "/swagger-ui/**", "/v3/api-docs/**", "/v1/members/auth/**"
                 ).permitAll()
                 .requestMatchers(HttpMethod.POST, "/v1/members").permitAll()
                 .requestMatchers(HttpMethod.POST, "/v1/sellers/**").authenticated()
diff --git a/src/main/java/org/store/clothstar/common/config/jwt/LoginFilter.java b/src/main/java/org/store/clothstar/common/config/jwt/LoginFilter.java
index e2b55696..7544103d 100644
--- a/src/main/java/org/store/clothstar/common/config/jwt/LoginFilter.java
+++ b/src/main/java/org/store/clothstar/common/config/jwt/LoginFilter.java
@@ -8,6 +8,8 @@
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.HttpStatus;
 import org.springframework.security.authentication.AuthenticationManager;
+import org.springframework.security.authentication.BadCredentialsException;
+import org.springframework.security.authentication.DisabledException;
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
 import org.springframework.security.core.Authentication;
 import org.springframework.security.core.AuthenticationException;
@@ -93,13 +95,26 @@ protected void successfulAuthentication(HttpServletRequest request, HttpServletR
     protected void unsuccessfulAuthentication(HttpServletRequest request, HttpServletResponse response,
                                               AuthenticationException failed) throws IOException, ServletException {
         log.info("로그인 실패");
+
         response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
         response.setCharacterEncoding("UTF-8");
         response.setContentType("application/json");
 
-        MessageDTO messageDTO = MessageDTOBuilder.buildMessage(HttpServletResponse.SC_UNAUTHORIZED, "이메일 또는 비밀번호가 올바르지 않습니다. 다시 확인해주세요.");
+        MessageDTO messageDTO = MessageDTOBuilder.buildMessage(HttpServletResponse.SC_UNAUTHORIZED, errorMessage(failed));
         ObjectMapper om = new ObjectMapper();
 
         response.getWriter().print(om.writeValueAsString(messageDTO));
     }
+
+    private String errorMessage(AuthenticationException failed) {
+        String errorMessage = null;
+
+        if (failed instanceof BadCredentialsException) {
+            errorMessage = "이메일 또는 비밀번호가 올바르지 않습니다. 다시 확인해주세요.";
+        } else if (failed instanceof DisabledException) {
+            errorMessage = "계정이 비활성화 되어있습니다. 이메일 인증을 완료해주세요";
+        }
+
+        return errorMessage;
+    }
 }
diff --git a/src/main/java/org/store/clothstar/common/error/ErrorCode.java b/src/main/java/org/store/clothstar/common/error/ErrorCode.java
index 3ac7a62b..3c4b3096 100644
--- a/src/main/java/org/store/clothstar/common/error/ErrorCode.java
+++ b/src/main/java/org/store/clothstar/common/error/ErrorCode.java
@@ -6,7 +6,8 @@
 @Getter
 public enum ErrorCode {
     NOT_FOUND_REFRESH_TOKEN(HttpStatus.NOT_FOUND, "refresh 토큰이 없습니다."),
-    INVALID_REFRESH_TOKEN(HttpStatus.BAD_REQUEST, "refresh 토큰이 만료되었거나 유효하지 않습니다.");
+    INVALID_REFRESH_TOKEN(HttpStatus.BAD_REQUEST, "refresh 토큰이 만료되었거나 유효하지 않습니다."),
+    INVALID_AUTH_CERTIFY_NUM(HttpStatus.BAD_REQUEST, "인증번호가 잘못 되었습니다.");
 
     private final HttpStatus status;
     private final String message;
diff --git a/src/main/java/org/store/clothstar/common/error/exception/SignupCertifyNumAuthFailedException.java b/src/main/java/org/store/clothstar/common/error/exception/SignupCertifyNumAuthFailedException.java
new file mode 100644
index 00000000..35d58fd4
--- /dev/null
+++ b/src/main/java/org/store/clothstar/common/error/exception/SignupCertifyNumAuthFailedException.java
@@ -0,0 +1,12 @@
+package org.store.clothstar.common.error.exception;
+
+import org.store.clothstar.common.error.ErrorCode;
+
+public class SignupCertifyNumAuthFailedException extends RuntimeException {
+    private final ErrorCode errorCode;
+
+    public SignupCertifyNumAuthFailedException(ErrorCode errorCode) {
+        super(errorCode.getMessage());
+        this.errorCode = errorCode;
+    }
+}
diff --git a/src/main/java/org/store/clothstar/common/exception/ExceptionType.java b/src/main/java/org/store/clothstar/common/exception/ExceptionType.java
index f48557bc..1b7590d2 100644
--- a/src/main/java/org/store/clothstar/common/exception/ExceptionType.java
+++ b/src/main/java/org/store/clothstar/common/exception/ExceptionType.java
@@ -5,7 +5,5 @@
 public interface ExceptionType {
     HttpStatus status();
 
-    int exceptionCode();
-
     String message();
 }
diff --git a/src/main/java/org/store/clothstar/common/exception/GlobalExceptionHandler.java b/src/main/java/org/store/clothstar/common/exception/GlobalExceptionHandler.java
index 151b00b4..72946332 100644
--- a/src/main/java/org/store/clothstar/common/exception/GlobalExceptionHandler.java
+++ b/src/main/java/org/store/clothstar/common/exception/GlobalExceptionHandler.java
@@ -3,6 +3,7 @@
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
+import org.springframework.mail.MailException;
 import org.springframework.validation.FieldError;
 import org.springframework.web.bind.MethodArgumentNotValidException;
 import org.springframework.web.bind.annotation.ExceptionHandler;
@@ -35,6 +36,16 @@ protected ResponseEntity<ValidErrorResponseDTO> handleMethodArgumentNotValidExce
         return new ResponseEntity<>(validErrorResponseDTO, HttpStatus.BAD_REQUEST);
     }
 
+    @ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
+    @ExceptionHandler
+    private ResponseEntity<ErrorResponseDTO> mailException(MailException ex) {
+        log.error("[MailException Handler] {}", ex.getMessage());
+        ex.fillInStackTrace();
+        ErrorResponseDTO errorResponseDTO = new ErrorResponseDTO(HttpStatus.INTERNAL_SERVER_ERROR.value(), ex.getMessage());
+
+        return new ResponseEntity<>(errorResponseDTO, HttpStatus.INTERNAL_SERVER_ERROR);
+    }
+
     @ResponseStatus(HttpStatus.BAD_REQUEST)
     @ExceptionHandler
     private ResponseEntity<ErrorResponseDTO> illegalArgumentHandler(IllegalArgumentException ex) {
diff --git a/src/main/java/org/store/clothstar/common/mail/MailContentBuilder.java b/src/main/java/org/store/clothstar/common/mail/MailContentBuilder.java
new file mode 100644
index 00000000..53b08264
--- /dev/null
+++ b/src/main/java/org/store/clothstar/common/mail/MailContentBuilder.java
@@ -0,0 +1,19 @@
+package org.store.clothstar.common.mail;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.thymeleaf.TemplateEngine;
+import org.thymeleaf.context.Context;
+
+
+@Service
+@RequiredArgsConstructor
+public class MailContentBuilder {
+    private final TemplateEngine templateEngine;
+
+    public String build(String certifyNum) {
+        Context context = new Context();
+        context.setVariable("certifyNum", certifyNum);
+        return templateEngine.process("mailTemplate", context);
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/org/store/clothstar/common/mail/MailSendDTO.java b/src/main/java/org/store/clothstar/common/mail/MailSendDTO.java
new file mode 100644
index 00000000..8aaa5843
--- /dev/null
+++ b/src/main/java/org/store/clothstar/common/mail/MailSendDTO.java
@@ -0,0 +1,14 @@
+package org.store.clothstar.common.mail;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+public class MailSendDTO {
+    private String address;
+    private String subject;
+    private String text;
+}
diff --git a/src/main/java/org/store/clothstar/common/mail/MailService.java b/src/main/java/org/store/clothstar/common/mail/MailService.java
new file mode 100644
index 00000000..1022af2d
--- /dev/null
+++ b/src/main/java/org/store/clothstar/common/mail/MailService.java
@@ -0,0 +1,34 @@
+package org.store.clothstar.common.mail;
+
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.mail.javamail.JavaMailSender;
+import org.springframework.mail.javamail.MimeMessageHelper;
+import org.springframework.mail.javamail.MimeMessagePreparator;
+import org.springframework.stereotype.Service;
+
+@Service
+@Slf4j
+@RequiredArgsConstructor
+public class MailService {
+    private final JavaMailSender mailSender;
+
+    @Value("${email.send}")
+    private String fromAddress;
+
+    public boolean sendMail(MailSendDTO mailSendDTO) {
+        MimeMessagePreparator messagePreparator = mimeMessage -> {
+            MimeMessageHelper messageHelper = new MimeMessageHelper(mimeMessage, true, "UTF-8");
+            messageHelper.setFrom(fromAddress);
+            messageHelper.setTo(mailSendDTO.getAddress());
+            messageHelper.setSubject(mailSendDTO.getSubject());
+            messageHelper.setText(mailSendDTO.getText(), true);
+        };
+
+        log.info("전송 메일주소 : {} -> {}", fromAddress, mailSendDTO.getAddress());
+        mailSender.send(messagePreparator);
+
+        return true;
+    }
+}
diff --git a/src/main/java/org/store/clothstar/common/redis/RedisConfig.java b/src/main/java/org/store/clothstar/common/redis/RedisConfig.java
new file mode 100644
index 00000000..431ccb32
--- /dev/null
+++ b/src/main/java/org/store/clothstar/common/redis/RedisConfig.java
@@ -0,0 +1,21 @@
+package org.store.clothstar.common.redis;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.data.redis.connection.RedisConnectionFactory;
+import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
+
+@Configuration
+public class RedisConfig {
+    @Value("${spring.data.redis.host}")
+    private String host;
+
+    @Value("${spring.data.redis.port}")
+    private int port;
+
+    @Bean
+    public RedisConnectionFactory redisConnectionFactory() {
+        return new LettuceConnectionFactory(host, port);
+    }
+}
diff --git a/src/main/java/org/store/clothstar/common/redis/RedisUtil.java b/src/main/java/org/store/clothstar/common/redis/RedisUtil.java
new file mode 100644
index 00000000..aa0472f4
--- /dev/null
+++ b/src/main/java/org/store/clothstar/common/redis/RedisUtil.java
@@ -0,0 +1,59 @@
+package org.store.clothstar.common.redis;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.data.redis.core.StringRedisTemplate;
+import org.springframework.data.redis.core.ValueOperations;
+import org.springframework.stereotype.Service;
+
+import java.time.Duration;
+import java.util.Random;
+
+@RequiredArgsConstructor
+@Service
+public class RedisUtil {
+    private final StringRedisTemplate template;
+
+    @Value("${spring.data.redis.duration}")
+    private int duration;
+
+    public String getData(String key) {
+        ValueOperations<String, String> valueOperations = template.opsForValue();
+        return valueOperations.get(key);
+    }
+
+    public boolean existData(String key) {
+        return Boolean.TRUE.equals(template.hasKey(key));
+    }
+
+    public void setDataExpire(String key, String value) {
+        ValueOperations<String, String> valueOperations = template.opsForValue();
+        Duration expireDuration = Duration.ofSeconds(duration);
+        valueOperations.set(key, value, expireDuration);
+    }
+
+    public void deleteData(String key) {
+        template.delete(key);
+    }
+
+    public void createRedisData(String toEmail, String code) {
+        if (existData(toEmail)) {
+            deleteData(toEmail);
+        }
+
+        setDataExpire(toEmail, code);
+    }
+
+    public String createdCertifyNum() {
+        int leftLimit = 48; // number '0'
+        int rightLimit = 122; // alphabet 'z'
+        int targetStringLength = 6;
+        Random random = new Random();
+
+        return random.ints(leftLimit, rightLimit + 1)
+                .filter(i -> (i <= 57 || i >= 65) && (i <= 90 || i >= 97))
+                .limit(targetStringLength)
+                .collect(StringBuilder::new, StringBuilder::appendCodePoint, StringBuilder::append)
+                .toString();
+    }
+}
diff --git a/src/main/java/org/store/clothstar/member/application/MemberServiceApplication.java b/src/main/java/org/store/clothstar/member/application/MemberServiceApplication.java
index 5afe0cd2..4ac4cc8b 100644
--- a/src/main/java/org/store/clothstar/member/application/MemberServiceApplication.java
+++ b/src/main/java/org/store/clothstar/member/application/MemberServiceApplication.java
@@ -45,4 +45,8 @@ public void updateDeleteAt(Long memberId) {
     public Long signup(CreateMemberRequest createMemberDTO) {
         return memberService.signUp(createMemberDTO);
     }
+
+    public void signupCertifyNumEmailSend(String email) {
+        memberService.signupCertifyNumEmailSend(email);
+    }
 }
\ No newline at end of file
diff --git a/src/main/java/org/store/clothstar/member/controller/AuthenticationController.java b/src/main/java/org/store/clothstar/member/controller/AuthenticationController.java
index 78f0fd4d..14f0fad1 100644
--- a/src/main/java/org/store/clothstar/member/controller/AuthenticationController.java
+++ b/src/main/java/org/store/clothstar/member/controller/AuthenticationController.java
@@ -12,6 +12,7 @@
 import org.springframework.web.bind.annotation.RestController;
 import org.store.clothstar.common.dto.SaveResponseDTO;
 import org.store.clothstar.member.application.MemberServiceApplication;
+import org.store.clothstar.member.dto.request.CertifyNumRequest;
 import org.store.clothstar.member.dto.request.CreateMemberRequest;
 import org.store.clothstar.member.dto.request.MemberLoginRequest;
 
@@ -32,7 +33,7 @@ public ResponseEntity<SaveResponseDTO> signup(@Validated @RequestBody CreateMemb
         SaveResponseDTO saveResponseDTO = SaveResponseDTO.builder()
                 .id(memberId)
                 .statusCode(HttpStatus.OK.value())
-                .message("memberId : " + memberId + " 가 정상적으로 회원가입 되었습니다.")
+                .message(createMemberDTO.getEmail() + " 아이디로 회원가입이 완료 되었습니다.")
                 .build();
 
         return new ResponseEntity<>(saveResponseDTO, HttpStatus.CREATED);
@@ -43,4 +44,10 @@ public ResponseEntity<SaveResponseDTO> signup(@Validated @RequestBody CreateMemb
     public void login(@RequestBody MemberLoginRequest memberLoginRequest) {
         // 실제 로그인 로직은 Spring Security에서 처리
     }
+
+    @Operation(summary = "이메일로 인증번호 전송", description = "기입한 이메일로 인증번호를 전송합니다.")
+    @PostMapping("/v1/members/auth")
+    public void signupEmailAuthentication(@Validated @RequestBody CertifyNumRequest certifyNumRequest) {
+        memberServiceApplication.signupCertifyNumEmailSend(certifyNumRequest.getEmail());
+    }
 }
\ No newline at end of file
diff --git a/src/main/java/org/store/clothstar/member/dto/request/CertifyNumRequest.java b/src/main/java/org/store/clothstar/member/dto/request/CertifyNumRequest.java
new file mode 100644
index 00000000..011c2238
--- /dev/null
+++ b/src/main/java/org/store/clothstar/member/dto/request/CertifyNumRequest.java
@@ -0,0 +1,14 @@
+package org.store.clothstar.member.dto.request;
+
+import jakarta.validation.constraints.NotNull;
+import lombok.*;
+
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+@ToString
+public class CertifyNumRequest {
+    @NotNull(message = "이메일을 입력해 주세요")
+    private String email;
+}
\ No newline at end of file
diff --git a/src/main/java/org/store/clothstar/member/dto/request/CreateMemberRequest.java b/src/main/java/org/store/clothstar/member/dto/request/CreateMemberRequest.java
index 7994add1..568b45b1 100644
--- a/src/main/java/org/store/clothstar/member/dto/request/CreateMemberRequest.java
+++ b/src/main/java/org/store/clothstar/member/dto/request/CreateMemberRequest.java
@@ -1,17 +1,11 @@
 package org.store.clothstar.member.dto.request;
 
-import jakarta.validation.constraints.Email;
-import jakarta.validation.constraints.NotBlank;
-import jakarta.validation.constraints.Pattern;
-import jakarta.validation.constraints.Size;
+import jakarta.validation.constraints.*;
 import lombok.*;
-import org.store.clothstar.member.domain.Member;
 import org.store.clothstar.member.domain.MemberGrade;
 import org.store.clothstar.member.domain.MemberRole;
 import org.store.clothstar.member.entity.MemberEntity;
 
-import java.time.LocalDateTime;
-
 @Getter
 @AllArgsConstructor
 @NoArgsConstructor
@@ -30,8 +24,11 @@ public class CreateMemberRequest {
     @Pattern(regexp = "^\\d{2,3}-\\d{3,4}-\\d{4}$", message = "유효하지 않은 전화번호 형식입니다.")
     private String telNo;
 
-    public Member toMember(String encryptedPassword) {
-        return Member.builder()
+    @NotNull(message = "인증번호를 입력해 주세요")
+    private String certifyNum;
+
+    public MemberEntity toMemberEntity(String encryptedPassword) {
+        return MemberEntity.builder()
                 .email(email)
                 .password(encryptedPassword)
                 .name(name)
@@ -40,14 +37,13 @@ public Member toMember(String encryptedPassword) {
                 .point(0)
                 .role(MemberRole.USER)
                 .grade(MemberGrade.BRONZE)
-                .createdAt(LocalDateTime.now())
                 .build();
     }
 
-    public MemberEntity toMemberEntity(String encryptedPassword) {
+    public MemberEntity toMemberEntity() {
         return MemberEntity.builder()
                 .email(email)
-                .password(encryptedPassword)
+                .password(password)
                 .name(name)
                 .telNo(telNo)
                 .totalPaymentPrice(0)
diff --git a/src/main/java/org/store/clothstar/member/entity/MemberEntity.java b/src/main/java/org/store/clothstar/member/entity/MemberEntity.java
index 49b45ca7..f94af6f2 100644
--- a/src/main/java/org/store/clothstar/member/entity/MemberEntity.java
+++ b/src/main/java/org/store/clothstar/member/entity/MemberEntity.java
@@ -36,6 +36,7 @@ public class MemberEntity extends BaseEntity {
     private MemberRole role;
     @Enumerated(EnumType.STRING)
     private MemberGrade grade;
+    private boolean enabled;
 
     public MemberEntity(Member member) {
         this.memberId = member.getMemberId();
@@ -64,4 +65,8 @@ public void updatePassword(String password) {
     public void updateDeletedAt() {
         this.deletedAt = LocalDateTime.now();
     }
+
+    public void updateEnabled(boolean enabled) {
+        this.enabled = enabled;
+    }
 }
\ No newline at end of file
diff --git a/src/main/java/org/store/clothstar/member/service/MemberService.java b/src/main/java/org/store/clothstar/member/service/MemberService.java
index d0fdf297..1fa8fc47 100644
--- a/src/main/java/org/store/clothstar/member/service/MemberService.java
+++ b/src/main/java/org/store/clothstar/member/service/MemberService.java
@@ -20,4 +20,6 @@ public interface MemberService {
     void modifyMember(Long memberId, ModifyMemberRequest modifyMemberRequest);
 
     Long signUp(CreateMemberRequest createMemberDTO);
-}
+
+    void signupCertifyNumEmailSend(String email);
+}
\ No newline at end of file
diff --git a/src/main/java/org/store/clothstar/member/service/MemberServiceImpl.java b/src/main/java/org/store/clothstar/member/service/MemberServiceImpl.java
index 9373688c..3618a5d7 100644
--- a/src/main/java/org/store/clothstar/member/service/MemberServiceImpl.java
+++ b/src/main/java/org/store/clothstar/member/service/MemberServiceImpl.java
@@ -1,11 +1,16 @@
 package org.store.clothstar.member.service;
 
 import jakarta.transaction.Transactional;
+import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
-import org.springframework.beans.factory.annotation.Qualifier;
-import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.stereotype.Service;
+import org.store.clothstar.common.error.ErrorCode;
+import org.store.clothstar.common.error.exception.SignupCertifyNumAuthFailedException;
+import org.store.clothstar.common.mail.MailContentBuilder;
+import org.store.clothstar.common.mail.MailSendDTO;
+import org.store.clothstar.common.mail.MailService;
+import org.store.clothstar.common.redis.RedisUtil;
 import org.store.clothstar.member.dto.request.CreateMemberRequest;
 import org.store.clothstar.member.dto.request.ModifyMemberRequest;
 import org.store.clothstar.member.dto.response.MemberResponse;
@@ -22,16 +27,14 @@
  */
 @Service
 @Slf4j
+@RequiredArgsConstructor
 @Transactional
 public class MemberServiceImpl implements MemberService {
     private final MemberRepository memberRepository;
     private final PasswordEncoder passwordEncoder;
-
-    public MemberServiceImpl(
-            @Qualifier("memberJpaRepository") MemberRepository memberRepository) {
-        this.memberRepository = memberRepository;
-        this.passwordEncoder = new BCryptPasswordEncoder();
-    }
+    private final MailContentBuilder mailContentBuilder;
+    private final MailService mailService;
+    private final RedisUtil redisUtil;
 
     @Override
     public List<MemberResponse> findAll() {
@@ -94,8 +97,44 @@ public Long signUp(CreateMemberRequest createMemberDTO) {
 
         String encodedPassword = passwordEncoder.encode(createMemberDTO.getPassword());
         MemberEntity memberEntity = createMemberDTO.toMemberEntity(encodedPassword);
-        memberEntity = memberRepository.save(memberEntity);
+
+        //인증코드 확인
+        boolean certifyStatus = verifyEmailCertifyNum(memberEntity.getEmail(), createMemberDTO.getCertifyNum());
+        if (certifyStatus) {
+            memberEntity = memberRepository.save(memberEntity);
+        } else {
+            throw new SignupCertifyNumAuthFailedException(ErrorCode.INVALID_AUTH_CERTIFY_NUM);
+        }
 
         return memberEntity.getMemberId();
     }
-}
+
+    @Override
+    public void signupCertifyNumEmailSend(String email) {
+        sendEmailAuthentication(email);
+        log.info("인증번호 전송 완료, email = {}", email);
+    }
+
+    private String sendEmailAuthentication(String toEmail) {
+        String certifyNum = redisUtil.createdCertifyNum();
+        String message = mailContentBuilder.build(certifyNum);
+        MailSendDTO mailSendDTO = new MailSendDTO(toEmail, "clothstar 회원가입 인증 메일 입니다.", message);
+
+        mailService.sendMail(mailSendDTO);
+
+        //메일 전송에 성공하면 redis에 key = email, value = 인증번호를 생성한다.
+        //지속시간은 10분
+        redisUtil.createRedisData(toEmail, certifyNum);
+
+        return certifyNum;
+    }
+
+    public Boolean verifyEmailCertifyNum(String email, String certifyNum) {
+        String certifyNumFoundByRedis = redisUtil.getData(email);
+        if (certifyNumFoundByRedis == null) {
+            return false;
+        }
+
+        return certifyNumFoundByRedis.equals(certifyNum);
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/org/store/clothstar/product/entity/ProductEntity.java b/src/main/java/org/store/clothstar/product/entity/ProductEntity.java
index 675ff27c..061b6493 100644
--- a/src/main/java/org/store/clothstar/product/entity/ProductEntity.java
+++ b/src/main/java/org/store/clothstar/product/entity/ProductEntity.java
@@ -50,6 +50,7 @@ public void updateStock(long stock) {
         checkAndUpdateProductLineStatus();
     }
 
+    //  재고를 차감하고 상태를 변경하는 메서드
     public void reduceStock(int quantity) {
         if (this.stock >= quantity) {
             this.stock -= quantity;
@@ -59,6 +60,7 @@ public void reduceStock(int quantity) {
         }
     }
 
+    // 재고 변경 시 ProductLine 상태 업데이트 메서드
     private void checkAndUpdateProductLineStatus() {
         if (productLine != null) {
             productLine.checkAndUpdateStatus();
diff --git a/src/main/java/org/store/clothstar/productLine/exception/ProductLineExceptionType.java b/src/main/java/org/store/clothstar/productLine/exception/ProductLineExceptionType.java
index 1343c279..ba245450 100644
--- a/src/main/java/org/store/clothstar/productLine/exception/ProductLineExceptionType.java
+++ b/src/main/java/org/store/clothstar/productLine/exception/ProductLineExceptionType.java
@@ -17,7 +17,6 @@ public HttpStatus status() {
         return status;
     }
 
-    @Override
     public int exceptionCode() {
         return exceptionCode;
     }
diff --git a/src/main/resources/application-db.yml b/src/main/resources/application-db.yml
index 2851e230..339e3049 100644
--- a/src/main/resources/application-db.yml
+++ b/src/main/resources/application-db.yml
@@ -49,9 +49,7 @@ spring:
 
 
 --- # dev 공통 설정
-jasypt:
-  encryptor:
-    bean: jasyptStringEncryptor
+
 
 spring:
   config:
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index 28aad418..c3629899 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -1,3 +1,7 @@
+jasypt:
+  encryptor:
+    bean: jasyptStringEncryptor
+
 spring:
   profiles:
     active:
@@ -9,6 +13,25 @@ spring:
         - db-dev
     include:
       - db
+  mail:
+    host: smtp.gmail.com
+    port: 587
+    username: ENC(kGXTSlfxUWNbRoGuBwNRTJBETjMz04AChYMrwDeY3Cs=)
+    password: ENC(/hOuHdVpOgyzKrlqyayORlsTFpIrwe7RYnfAqXEFzIk=)
+    properties:
+      mail:
+        smtp:
+          auth: true
+          starttls:
+            enable: true
+  # Redis
+  data:
+    redis:
+      host: ENC(GUuFDW7HjE98e7N28Vkb/xoIEgLeOCb5)
+      port: 6379
+      duration: 600
+
+email.send: ENC(kGXTSlfxUWNbRoGuBwNRTJBETjMz04AChYMrwDeY3Cs=)
 
 springdoc:
   default-consumes-media-type: application/json # 소비 미디어 타입
diff --git a/src/main/resources/sql/member.sql b/src/main/resources/sql/member.sql
index e9323c89..7cf5670a 100644
--- a/src/main/resources/sql/member.sql
+++ b/src/main/resources/sql/member.sql
@@ -12,6 +12,7 @@ CREATE TABLE `member`
     `created_at`          timestamp    NOT NULL,
     `modified_at`         timestamp    NULL,
     `deleted_at`          timestamp    NULL,
+    `enabled`             boolean      NOT NULL DEFAULT FALSE,
 
     CONSTRAINT PK_member PRIMARY KEY (member_id),
     CONSTRAINT UK_member_email UNIQUE (email)
@@ -71,7 +72,7 @@ from seller;
 select *
 from productLine;
 select *
-from member;
+from member where email = 'rkdgustn@test.com';
 
 select *
 from information_schema.table_constraints
@@ -109,4 +110,6 @@ select *
 from seller;
 
 alter table member
-    change modified_at updated_at timestamp;
\ No newline at end of file
+    change modified_at updated_at timestamp;
+
+ALTER TABLE member ADD COLUMN enabled boolean not null default false;
diff --git a/src/main/resources/static/js/signup.js b/src/main/resources/static/js/signup.js
index c0aeae7f..55cad551 100644
--- a/src/main/resources/static/js/signup.js
+++ b/src/main/resources/static/js/signup.js
@@ -1,4 +1,30 @@
 const createButton = document.getElementById("create-btn");
+const certifyNumEmailSendButton = document.getElementById("certifyNum-btn");
+
+if (certifyNumEmailSendButton) {
+    certifyNumEmailSendButton.addEventListener("click", (event) => {
+        const emailValue = document.getElementById("email").value;
+        if (emailValue == null || emailValue == "") {
+            alert("이메일을 입력해 주세요");
+        } else {
+            fetch(`/v1/members/auth`, {
+                method: "POST",
+                headers: {
+                    "Content-Type": "application/json",
+                },
+                body: JSON.stringify({
+                    email: emailValue
+                }),
+            }).then((res) => {
+                if (res.ok) {
+                    alert("인증번호가 전송 되었습니다.")
+                }
+            }).catch(() => {
+                console.log("catch");
+            });
+        }
+    });
+}
 
 if (createButton) {
     createButton.addEventListener("click", (event) => {
@@ -12,6 +38,7 @@ if (createButton) {
                 password: document.getElementById("password").value,
                 name: document.getElementById("name").value,
                 telNo: document.getElementById("telNo").value,
+                certifyNum: document.getElementById("certifyNum").value,
             }),
         }).then((res) => res.json())
             .then((res) => {
@@ -24,7 +51,7 @@ if (createButton) {
             }).catch(() => {
             alert("ajax 호출 에러")
         });
-    })
+    });
 }
 
 const emailCheck = () => {
diff --git a/src/main/resources/templates/mailTemplate.html b/src/main/resources/templates/mailTemplate.html
new file mode 100644
index 00000000..e2c5b804
--- /dev/null
+++ b/src/main/resources/templates/mailTemplate.html
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<html xmlns:th="http://www.thymeleaf.org">
+<body>
+<div style="margin:120px">
+    <div style="margin-bottom: 10px">
+        <h1>인증 코드 메일입니다.</h1>
+        <br/>
+        <h3> 아래 코드를 사이트에 입력해주십시오</h3>
+    </div>
+    <div>
+        <h2 style="color: crimson;" th:text="${certifyNum}"></h2>
+    </div>
+    <br/>
+</div>
+</body>
+</html>
\ No newline at end of file
diff --git a/src/main/resources/templates/signup.html b/src/main/resources/templates/signup.html
index be031c8f..3041926b 100644
--- a/src/main/resources/templates/signup.html
+++ b/src/main/resources/templates/signup.html
@@ -38,6 +38,13 @@ <h2 class="text-white">SIGN UP</h2>
                         <label class="form-label text-white">tel no</label>
                         <input type="telNo" id="telNo" class="form-control" name="telNo">
                     </div>
+                    <div class="mb-3">
+                        <label class="form-label text-white">인증 번호</label>
+                        <div class="input-group">
+                            <input type="certifyNum" id="certifyNum" class="form-control" name="certifyNum">
+                            <button id="certifyNum-btn" class="btn btn-success">인증 번호 전송</button>
+                        </div>
+                    </div>
 
                     <button id="create-btn" class="btn btn-primary">Submit</button>
                 </div>
diff --git a/src/test/java/org/store/clothstar/common/config/JasyptConfigTest.java b/src/test/java/org/store/clothstar/common/config/JasyptConfigTest.java
index 345c72f9..39727bba 100644
--- a/src/test/java/org/store/clothstar/common/config/JasyptConfigTest.java
+++ b/src/test/java/org/store/clothstar/common/config/JasyptConfigTest.java
@@ -12,7 +12,7 @@ void jasypt() {
         String url = "";
         String username = "";
         String password = "";
-        
+
         System.out.println(jasyptEncoding(url));
         System.out.println(jasyptEncoding(username));
         System.out.println(jasyptEncoding(password));
diff --git a/src/test/java/org/store/clothstar/common/config/jwt/JwtControllerIntegrationTest.java b/src/test/java/org/store/clothstar/common/config/jwt/JwtControllerIntegrationTest.java
index d20ee6df..85e5e39f 100644
--- a/src/test/java/org/store/clothstar/common/config/jwt/JwtControllerIntegrationTest.java
+++ b/src/test/java/org/store/clothstar/common/config/jwt/JwtControllerIntegrationTest.java
@@ -11,10 +11,9 @@
 import org.springframework.test.web.servlet.MockMvc;
 import org.springframework.test.web.servlet.ResultActions;
 import org.springframework.transaction.annotation.Transactional;
-import org.store.clothstar.member.dto.request.CreateMemberRequest;
 import org.store.clothstar.member.entity.MemberEntity;
 import org.store.clothstar.member.repository.MemberRepository;
-import org.store.clothstar.member.service.MemberService;
+import org.store.clothstar.member.util.CreateObject;
 
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
 import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
@@ -27,29 +26,21 @@
 @ActiveProfiles("test")
 @Transactional
 class JwtControllerIntegrationTest {
-    @Autowired
-    private JwtController jwtController;
-
     @Autowired
     private JwtUtil jwtUtil;
 
     @Autowired
     private MockMvc mockMvc;
 
-    @Autowired
-    private MemberService memberService;
-
     @Autowired
     private MemberRepository memberRepository;
 
-    private Long memberId;
     private MemberEntity memberEntity;
 
     @DisplayName("회원가입한 멤버아이디와, 인증에 필요한 access 토큰을 가져옵니다.")
     @BeforeEach
     public void getMemberId_getAccessToken() {
-        memberId = memberService.signUp(getCreateMemberRequest());
-        memberEntity = memberRepository.findById(memberId).get();
+        memberEntity = memberRepository.save(CreateObject.getMemberEntityByCreateMemberRequestDTO());
     }
 
     @DisplayName("refresh 토큰으로 access 토큰을 가져온다.")
@@ -69,17 +60,4 @@ void accessToken_reissue_by_RefreshToken() throws Exception {
         actions.andDo(print());
         actions.andExpect(jsonPath("$.accessToken").isNotEmpty());
     }
-
-    private CreateMemberRequest getCreateMemberRequest() {
-        String email = "test11@naver.com";
-        String password = "testl122sff";
-        String name = "name";
-        String telNo = "010-1234-1245";
-
-        CreateMemberRequest createMemberRequest = new CreateMemberRequest(
-                email, password, name, telNo
-        );
-
-        return createMemberRequest;
-    }
 }
\ No newline at end of file
diff --git a/src/test/java/org/store/clothstar/common/mail/MailServiceTest.java b/src/test/java/org/store/clothstar/common/mail/MailServiceTest.java
new file mode 100644
index 00000000..c9e143f2
--- /dev/null
+++ b/src/test/java/org/store/clothstar/common/mail/MailServiceTest.java
@@ -0,0 +1,32 @@
+package org.store.clothstar.common.mail;
+
+import org.assertj.core.api.Assertions;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.ActiveProfiles;
+
+@SpringBootTest
+@ActiveProfiles("test")
+class MailServiceTest {
+    @Autowired
+    MailService mailService;
+    @Autowired
+    MailContentBuilder mailContentBuilder;
+
+    @DisplayName("메일 전송 테스트")
+    @Test
+    void mailSendTest() {
+        //given
+        String link = "https://www.naver.com/";
+        String message = mailContentBuilder.build(link);
+        MailSendDTO mailSendDTO = new MailSendDTO("test@test.com", "test", message);
+
+        //when
+        Boolean success = mailService.sendMail(mailSendDTO);
+
+        //then
+        Assertions.assertThat(success).isTrue();
+    }
+}
\ No newline at end of file
diff --git a/src/test/java/org/store/clothstar/common/redis/RedisUtilTest.java b/src/test/java/org/store/clothstar/common/redis/RedisUtilTest.java
new file mode 100644
index 00000000..ecea53b7
--- /dev/null
+++ b/src/test/java/org/store/clothstar/common/redis/RedisUtilTest.java
@@ -0,0 +1,39 @@
+package org.store.clothstar.common.redis;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.ActiveProfiles;
+
+@SpringBootTest
+@ActiveProfiles("test")
+class RedisUtilTest {
+
+    @Autowired
+    private RedisUtil redisUtil;
+
+    @DisplayName("redis 데이터가 생성되고 삭제되는지 확인한다.")
+    @Test
+    public void redisCreateAndDeleteTest() throws Exception {
+        //redis 데이터가 생성됐는지 확인한다.
+        //given
+        String key = "test@test.com";
+        String value = "aaa111";
+
+        //when
+        redisUtil.setDataExpire(key, value);
+
+        //then
+        Assertions.assertTrue(redisUtil.existData(key));
+        Assertions.assertEquals(redisUtil.getData(key), value);
+
+        //redis 데이터가 삭제 됐는지 확인한다.
+        //when
+        redisUtil.deleteData(key);
+
+        //then
+        Assertions.assertFalse(redisUtil.existData(key));
+    }
+}
\ No newline at end of file
diff --git a/src/test/java/org/store/clothstar/member/controller/AddressControllerIntegrationTest.java b/src/test/java/org/store/clothstar/member/controller/AddressControllerIntegrationTest.java
index 9f2b5c10..e4229298 100644
--- a/src/test/java/org/store/clothstar/member/controller/AddressControllerIntegrationTest.java
+++ b/src/test/java/org/store/clothstar/member/controller/AddressControllerIntegrationTest.java
@@ -24,6 +24,7 @@
 import org.store.clothstar.member.repository.MemberRepository;
 import org.store.clothstar.member.service.AddressServiceImpl;
 import org.store.clothstar.member.service.MemberService;
+import org.store.clothstar.member.util.CreateObject;
 
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
@@ -58,16 +59,17 @@ class AddressControllerIntegrationTest {
     private JwtUtil jwtUtil;
 
     private static final String ADDRESS_URL = "/v1/members/addresses/";
+
+    private MemberEntity memberEntity;
     private Long memberId;
     private String accessToken;
-    private MemberEntity member;
 
     @DisplayName("회원가입한 멤버아이디와, 인증에 필요한 access 토큰을 가져옵니다.")
     @BeforeEach
     public void getMemberId_getAccessToken() {
-        memberId = memberService.signUp(getCreateMemberRequest());
-        member = memberRepository.findById(memberId).get();
-        accessToken = jwtUtil.createAccessToken(member);
+        memberEntity = memberRepository.save(CreateObject.getMemberEntityByCreateMemberRequestDTO());
+        memberId = memberEntity.getMemberId();
+        accessToken = jwtUtil.createAccessToken(memberEntity);
     }
 
     @DisplayName("회원 배송지 저장 통합 테스트")
@@ -155,9 +157,10 @@ private CreateMemberRequest getCreateMemberRequest() {
         String password = "testl122sff";
         String name = "name";
         String telNo = "010-1234-1245";
+        String certifyNum = "123asdf";
 
         CreateMemberRequest createMemberRequest = new CreateMemberRequest(
-                email, password, name, telNo
+                email, password, name, telNo, certifyNum
         );
 
         return createMemberRequest;
diff --git a/src/test/java/org/store/clothstar/member/controller/MemberAndSellerSignUpIntegrationTest.java b/src/test/java/org/store/clothstar/member/controller/MemberAndSellerSignUpIntegrationTest.java
index 470180d9..cef59b15 100644
--- a/src/test/java/org/store/clothstar/member/controller/MemberAndSellerSignUpIntegrationTest.java
+++ b/src/test/java/org/store/clothstar/member/controller/MemberAndSellerSignUpIntegrationTest.java
@@ -1,6 +1,5 @@
 package org.store.clothstar.member.controller;
 
-import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.jupiter.api.DisplayName;
 import org.junit.jupiter.api.Test;
@@ -13,15 +12,12 @@
 import org.springframework.test.web.servlet.MockMvc;
 import org.springframework.test.web.servlet.ResultActions;
 import org.springframework.transaction.annotation.Transactional;
-import org.store.clothstar.common.config.jwt.JwtUtil;
+import org.store.clothstar.common.redis.RedisUtil;
 import org.store.clothstar.member.domain.MemberRole;
-import org.store.clothstar.member.dto.request.CreateMemberRequest;
-import org.store.clothstar.member.dto.request.CreateSellerRequest;
-import org.store.clothstar.member.dto.request.ModifyMemberRequest;
-import org.store.clothstar.member.dto.request.ModifyPasswordRequest;
+import org.store.clothstar.member.dto.request.*;
 import org.store.clothstar.member.entity.MemberEntity;
 import org.store.clothstar.member.repository.MemberRepository;
-import org.store.clothstar.member.service.MemberService;
+import org.store.clothstar.member.util.CreateObject;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.*;
@@ -40,25 +36,27 @@ class MemberAndSellerSignUpIntegrationTest {
     @Autowired
     private ObjectMapper objectMapper;
 
-    @Autowired
-    private JwtUtil jwtUtil;
-
     @Autowired
     private MemberRepository memberRepository;
 
     @Autowired
-    private MemberService memberService;
+    private RedisUtil redisUtil;
 
     private static final String MEMBER_URL = "/v1/members";
     private static final String SELLER_URL = "/v1/sellers";
+    private MemberEntity memberEntity;
 
-    @DisplayName("회원가입을 완료한 후 memberId와 accessToken을 받아서 판매자 가입을 신청한 테스트이다.")
+    @DisplayName("회원가입 통합테스트")
     @WithMockUser
     @Test
-    void signUpAndSellerTest() throws Exception {
+    void signUpIntegrationTest() throws Exception {
         //회원가입 통합 테스트
         //given
-        CreateMemberRequest createMemberRequest = getCreateMemberRequest("test@naver.com");
+        String email = "test@naver.com";
+        String certifyNum = redisUtil.createdCertifyNum();
+        redisUtil.createRedisData(email, certifyNum);
+
+        CreateMemberRequest createMemberRequest = CreateObject.getCreateMemberRequest(email, certifyNum);
         final String requestBody = objectMapper.writeValueAsString(createMemberRequest);
 
         //when
@@ -68,22 +66,39 @@ void signUpAndSellerTest() throws Exception {
 
         //then
         actions.andExpect(status().isCreated());
+    }
 
-        String responseBody = actions.andReturn().getResponse().getContentAsString();
-        JsonNode jsonNode = objectMapper.readTree(responseBody);
-        Long memberId = jsonNode.get("id").asLong();
-        MemberEntity memberEntity = memberRepository.findById(memberId).get();
-        String accessToken = jwtUtil.createAccessToken(memberEntity);
+    @DisplayName("회원가입시 인증번호 전송 통합테스트")
+    @WithMockUser
+    @Test
+    void certifyNumEmailSendTest() throws Exception {
+        //given
+        CertifyNumRequest certifyNumRequest = new CertifyNumRequest("test@naver.com");
+        final String url = "/v1/members/auth";
+        final String requestBody = objectMapper.writeValueAsString(certifyNumRequest);
+
+        //when
+        ResultActions actions = mockMvc.perform(post(url)
+                .contentType(MediaType.APPLICATION_JSON)
+                .content(requestBody));
 
-        //회원가입해서 받은 memberId로 판매자 신청 테스트
+        //then
+        actions.andExpect(status().isOk()).andDo(print());
+    }
+
+    @DisplayName("판매자(Seller) 가입 통합테스트")
+    @WithMockUser(roles = "SELLER")
+    @Test
+    void sellerSignUpIntegrationTest() throws Exception {
         //given
+        memberEntity = memberRepository.save(CreateObject.getMemberEntityByCreateMemberRequestDTO());
+        Long memberId = memberEntity.getMemberId();
         final String sellerUrl = SELLER_URL + "/" + memberId;
         CreateSellerRequest createSellerRequest = getCreateSellerRequest(memberId);
         final String sellerRequestBody = objectMapper.writeValueAsString(createSellerRequest);
 
         //when
         ResultActions sellerActions = mockMvc.perform(post(sellerUrl)
-                .header("Authorization", "Bearer " + accessToken)
                 .contentType(MediaType.APPLICATION_JSON)
                 .content(sellerRequestBody));
 
@@ -96,9 +111,9 @@ void signUpAndSellerTest() throws Exception {
     @Test
     void getAllMemberTest() throws Exception {
         //given 3명의 회원을 만든다.
-        memberService.signUp(getCreateMemberRequest("test1@naver.com"));
-        memberService.signUp(getCreateMemberRequest("test2@naver.com"));
-        memberService.signUp(getCreateMemberRequest("test3@naver.com"));
+        memberRepository.save(CreateObject.getCreateMemberRequest("test1@naver.com").toMemberEntity());
+        memberRepository.save(CreateObject.getCreateMemberRequest("test2@naver.com").toMemberEntity());
+        memberRepository.save(CreateObject.getCreateMemberRequest("test3@naver.com").toMemberEntity());
 
         //when
         ResultActions actions = mockMvc.perform(get(MEMBER_URL)
@@ -115,7 +130,8 @@ void getAllMemberTest() throws Exception {
     @Test
     void getMemberTest() throws Exception {
         //given
-        Long memberId = memberService.signUp(getCreateMemberRequest("test1@naver.com"));
+        memberEntity = memberRepository.save(CreateObject.getMemberEntityByCreateMemberRequestDTO());
+        Long memberId = memberEntity.getMemberId();
         String getMemberURL = MEMBER_URL + "/" + memberId;
 
         //when
@@ -131,9 +147,8 @@ void getMemberTest() throws Exception {
     @Test
     void emailDuplicationCheckTest() throws Exception {
         //given
-        String email = "dupltest@naver.com";
-        Long memberId = memberService.signUp(getCreateMemberRequest(email));
-        String emailDuplicationCheckURL = MEMBER_URL + "/email/" + email;
+        memberEntity = memberRepository.save(CreateObject.getMemberEntityByCreateMemberRequestDTO());
+        String emailDuplicationCheckURL = MEMBER_URL + "/email/" + memberEntity.getEmail();
 
         //when
         ResultActions actions = mockMvc.perform(get(emailDuplicationCheckURL)
@@ -149,7 +164,8 @@ void emailDuplicationCheckTest() throws Exception {
     @Test
     void modifyName_modifyAuth_MemberTest() throws Exception {
         //given
-        Long memberId = memberService.signUp(getCreateMemberRequest("test1@naver.com"));
+        memberEntity = memberRepository.save(CreateObject.getMemberEntityByCreateMemberRequestDTO());
+        Long memberId = memberEntity.getMemberId();
         String modifyMemberURL = MEMBER_URL + "/" + memberId;
         ModifyMemberRequest modifyMemberRequest = ModifyMemberRequest.builder()
                 .name("관리자")
@@ -176,10 +192,9 @@ void modifyName_modifyAuth_MemberTest() throws Exception {
     @Test
     void modifyPasswordMemberTest() throws Exception {
         //given
-        Long memberId = memberService.signUp(getCreateMemberRequest("test1@naver.com"));
-        MemberEntity memberEntity = memberRepository.findById(memberId).get();
+        memberEntity = memberRepository.save(CreateObject.getMemberEntityByCreateMemberRequestDTO());
         final String originalPassword = memberEntity.getPassword();
-        final String modifyPasswordMemberURL = MEMBER_URL + "/" + memberId;
+        final String modifyPasswordMemberURL = MEMBER_URL + "/" + memberEntity.getMemberId();
         ModifyPasswordRequest modifyPasswordRequest = ModifyPasswordRequest.builder()
                 .password("modified123")
                 .build();
@@ -193,7 +208,7 @@ void modifyPasswordMemberTest() throws Exception {
 
         //then
         actions.andExpect(status().isOk());
-        MemberEntity updatedMember = memberRepository.findById(memberId).get();
+        MemberEntity updatedMember = memberRepository.findById(memberEntity.getMemberId()).get();
         assertThat(originalPassword).isNotEqualTo(updatedMember.getPassword());
     }
 
@@ -203,8 +218,8 @@ void modifyPasswordMemberTest() throws Exception {
     void deleteMemberTest() throws Exception {
         //given
         //회원가입을 한 후 삭제 필드는 null이다.
-        Long memberId = memberService.signUp(getCreateMemberRequest("test1@naver.com"));
-        MemberEntity memberEntity = memberRepository.findById(memberId).get();
+        memberEntity = memberRepository.save(CreateObject.getMemberEntityByCreateMemberRequestDTO());
+        Long memberId = memberEntity.getMemberId();
         assertThat(memberEntity.getDeletedAt()).isNull();
         String deleteURL = MEMBER_URL + "/" + memberId;
 
@@ -218,18 +233,6 @@ void deleteMemberTest() throws Exception {
     }
 
 
-    private CreateMemberRequest getCreateMemberRequest(String email) {
-        String password = "test1234";
-        String name = "현수";
-        String telNo = "010-1234-1244";
-
-        CreateMemberRequest createMemberRequest = new CreateMemberRequest(
-                email, password, name, telNo
-        );
-
-        return createMemberRequest;
-    }
-
     private CreateSellerRequest getCreateSellerRequest(Long memberId) {
         String brandName = "나이키";
         String bizNo = "102-13-13122";
diff --git a/src/test/java/org/store/clothstar/member/controller/MemberControllerValidationTest.java b/src/test/java/org/store/clothstar/member/controller/MemberControllerValidationTest.java
index c67894ea..0f8ed093 100644
--- a/src/test/java/org/store/clothstar/member/controller/MemberControllerValidationTest.java
+++ b/src/test/java/org/store/clothstar/member/controller/MemberControllerValidationTest.java
@@ -13,10 +13,14 @@
 import org.springframework.test.web.servlet.MockMvc;
 import org.springframework.test.web.servlet.ResultActions;
 import org.springframework.transaction.annotation.Transactional;
+import org.store.clothstar.common.error.exception.SignupCertifyNumAuthFailedException;
 import org.store.clothstar.member.dto.request.CreateMemberRequest;
 import org.store.clothstar.member.dto.request.ModifyPasswordRequest;
 import org.store.clothstar.member.repository.MemberRepository;
+import org.store.clothstar.member.service.MemberService;
+import org.store.clothstar.member.util.CreateObject;
 
+import static org.junit.jupiter.api.Assertions.assertThrows;
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.patch;
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
@@ -36,9 +40,24 @@ public class MemberControllerValidationTest {
     @Autowired
     MemberRepository memberRepository;
 
+    @Autowired
+    MemberService memberService;
+
     private static final String MEMBER_SIGN_UP_URL = "/v1/members";
 
-    @DisplayName("회원가입시 이메일 양식을 지켜야 한다..")
+    @DisplayName("회원가입시 인증번호가 틀리면 회원가입이 안돼야 한다.")
+    @Test
+    void signUpCertifyNumFailTest() {
+        //given
+        CreateMemberRequest createMemberRequest = CreateObject.getCreateMemberRequest();
+
+        //when & then
+        Throwable exception = assertThrows(SignupCertifyNumAuthFailedException.class, () -> {
+            memberService.signUp(createMemberRequest);
+        });
+    }
+
+    @DisplayName("회원가입시 이메일 양식을 지켜야 한다.")
     @Test
     void signUp_emailValidationTest() throws Exception {
         //given
diff --git a/src/test/java/org/store/clothstar/member/controller/SellerControllerIntegrationTest.java b/src/test/java/org/store/clothstar/member/controller/SellerControllerIntegrationTest.java
index ea19cdd9..1c7b2a5a 100644
--- a/src/test/java/org/store/clothstar/member/controller/SellerControllerIntegrationTest.java
+++ b/src/test/java/org/store/clothstar/member/controller/SellerControllerIntegrationTest.java
@@ -13,8 +13,11 @@
 import org.springframework.test.web.servlet.ResultActions;
 import org.store.clothstar.member.dto.request.CreateMemberRequest;
 import org.store.clothstar.member.dto.request.CreateSellerRequest;
+import org.store.clothstar.member.entity.MemberEntity;
+import org.store.clothstar.member.repository.MemberRepository;
 import org.store.clothstar.member.service.MemberServiceImpl;
 import org.store.clothstar.member.service.SellerServiceImpl;
+import org.store.clothstar.member.util.CreateObject;
 
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
@@ -31,11 +34,15 @@ class SellerControllerIntegrationTest {
     @Autowired
     private SellerServiceImpl sellerServiceImpl;
 
+    @Autowired
+    private MemberRepository memberRepository;
+
     @Autowired
     MemberServiceImpl memberServiceImpl;
 
     private static final String SELLER_URL = "/v1/sellers";
 
+    MemberEntity memberEntity;
     private Long memberId;
     private final String brandName = "나이키";
     private final String bizNo = "102-13-13122";
@@ -45,7 +52,8 @@ class SellerControllerIntegrationTest {
     @Test
     void getSellerTest() throws Exception {
         //given
-        memberId = memberServiceImpl.signUp(getCreateMemberRequest("test1@naver.com"));
+        memberEntity = memberRepository.save(CreateObject.getMemberEntityByCreateMemberRequestDTO());
+        memberId = memberEntity.getMemberId();
         Long sellerId = sellerServiceImpl.sellerSave(memberId, getCreateSellerRequest());
         String sellerMemberIdURL = SELLER_URL + "/" + memberId;
 
@@ -65,9 +73,10 @@ private CreateMemberRequest getCreateMemberRequest(String email) {
         String password = "test1234";
         String name = "현수";
         String telNo = "010-1234-1244";
+        String certifyNum = "123asdf";
 
         CreateMemberRequest createMemberRequest = new CreateMemberRequest(
-                email, password, name, telNo
+                email, password, name, telNo, certifyNum
         );
 
         return createMemberRequest;
diff --git a/src/test/java/org/store/clothstar/member/service/MemberServiceJpaUnitTest.java b/src/test/java/org/store/clothstar/member/service/MemberServiceJpaUnitTest.java
index caa61306..536a72e3 100644
--- a/src/test/java/org/store/clothstar/member/service/MemberServiceJpaUnitTest.java
+++ b/src/test/java/org/store/clothstar/member/service/MemberServiceJpaUnitTest.java
@@ -8,10 +8,10 @@
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.test.context.ActiveProfiles;
 import org.store.clothstar.member.domain.MemberRole;
-import org.store.clothstar.member.dto.request.CreateMemberRequest;
 import org.store.clothstar.member.dto.request.ModifyMemberRequest;
 import org.store.clothstar.member.entity.MemberEntity;
 import org.store.clothstar.member.repository.MemberRepository;
+import org.store.clothstar.member.util.CreateObject;
 
 import java.time.LocalDateTime;
 
@@ -35,9 +35,9 @@ public class MemberServiceJpaUnitTest {
     @BeforeEach
     public void getMemberId_getAccessToken() {
         //given && when
-        memberId = memberServiceImpl.signUp(getCreateMemberRequest());
-        memberEntity = memberRepository.findById(memberId).get();
-
+        memberEntity = memberRepository.save(CreateObject.getMemberEntityByCreateMemberRequestDTO());
+        memberId = memberEntity.getMemberId();
+        
         //then
         assertThat(memberId).isNotNull();
     }
@@ -116,22 +116,11 @@ void memberDeleteAtUnitTest() {
     @Test
     void signUpValid_idDuplicateCheck() {
         Throwable exception = assertThrows(IllegalArgumentException.class, () -> {
-            memberServiceImpl.signUp(getCreateMemberRequest());
+            memberServiceImpl.signUp(CreateObject.getCreateMemberRequest());
         });
 
         assertThat(exception.getMessage()).isEqualTo("이미 존재하는 아이디 입니다.");
     }
 
-    private CreateMemberRequest getCreateMemberRequest() {
-        String email = "test3@test.com";
-        String password = "testl122";
-        String name = "현수";
-        String telNo = "010-1234-1245";
-
-        CreateMemberRequest createMemberRequest = new CreateMemberRequest(
-                email, password, name, telNo
-        );
 
-        return createMemberRequest;
-    }
 }
\ No newline at end of file
diff --git a/src/test/java/org/store/clothstar/member/service/SellerCreateJpaServiceUnitTest.java b/src/test/java/org/store/clothstar/member/service/SellerCreateJpaServiceUnitTest.java
index 0af08086..94b7aaaa 100644
--- a/src/test/java/org/store/clothstar/member/service/SellerCreateJpaServiceUnitTest.java
+++ b/src/test/java/org/store/clothstar/member/service/SellerCreateJpaServiceUnitTest.java
@@ -7,8 +7,10 @@
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.test.context.ActiveProfiles;
-import org.store.clothstar.member.dto.request.CreateMemberRequest;
 import org.store.clothstar.member.dto.request.CreateSellerRequest;
+import org.store.clothstar.member.entity.MemberEntity;
+import org.store.clothstar.member.repository.MemberRepository;
+import org.store.clothstar.member.util.CreateObject;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.junit.jupiter.api.Assertions.assertThrows;
@@ -23,6 +25,10 @@ class SellerCreateJpaServiceUnitTest {
     @Autowired
     private MemberService memberService;
 
+    @Autowired
+    private MemberRepository memberRepository;
+
+    private MemberEntity memberEntity;
     private Long memberId;
     private Long memberId2;
     private String brandName = "나이키";
@@ -31,8 +37,11 @@ class SellerCreateJpaServiceUnitTest {
     @DisplayName("회원가입과 판매자 신청을 진행 하고 memberId와 sellerId가 정상적으로 반환되는지 확인한다.")
     @BeforeEach
     public void signUp_getMemberId() {
-        memberId = memberService.signUp(getCreateMemberRequest());
-        memberId2 = memberService.signUp(getCreateMemberRequest2());
+        memberEntity = memberRepository.save(CreateObject.getCreateMemberRequest("test1@naver.com").toMemberEntity());
+        memberId = memberEntity.getMemberId();
+
+        memberEntity = memberRepository.save(CreateObject.getCreateMemberRequest("test2@naver.com").toMemberEntity());
+        memberId2 = memberEntity.getMemberId();
 
         Long sellerId = sellerService.sellerSave(memberId, getCreateSellerRequest());
 
@@ -87,31 +96,6 @@ void bizNoDuplicateTest() {
         assertThat(exception.getMessage()).isEqualTo("이미 존재하는 사업자 번호 입니다.");
     }
 
-    private CreateMemberRequest getCreateMemberRequest() {
-        String email = "test@test.com";
-        String password = "testl122";
-        String name = "현수";
-        String telNo = "010-1234-1245";
-
-        CreateMemberRequest createMemberRequest = new CreateMemberRequest(
-                email, password, name, telNo
-        );
-
-        return createMemberRequest;
-    }
-
-    private CreateMemberRequest getCreateMemberRequest2() {
-        String email = "test2@test.com";
-        String password = "testl122";
-        String name = "현수";
-        String telNo = "010-1234-1245";
-
-        CreateMemberRequest createMemberRequest = new CreateMemberRequest(
-                email, password, name, telNo
-        );
-
-        return createMemberRequest;
-    }
 
     private CreateSellerRequest getCreateSellerRequest() {
         CreateSellerRequest createSellerRequest = new CreateSellerRequest(
diff --git a/src/test/java/org/store/clothstar/member/util/CreateObject.java b/src/test/java/org/store/clothstar/member/util/CreateObject.java
new file mode 100644
index 00000000..e723188b
--- /dev/null
+++ b/src/test/java/org/store/clothstar/member/util/CreateObject.java
@@ -0,0 +1,49 @@
+package org.store.clothstar.member.util;
+
+import org.store.clothstar.member.dto.request.CreateMemberRequest;
+import org.store.clothstar.member.entity.MemberEntity;
+
+public class CreateObject {
+    public static CreateMemberRequest getCreateMemberRequest() {
+        String email = "test3@test.com";
+        String password = "testl122";
+        String name = "현수";
+        String telNo = "010-1234-1245";
+        String certifyNum = "asdf123";
+
+        CreateMemberRequest createMemberRequest = new CreateMemberRequest(
+                email, password, name, telNo, certifyNum
+        );
+
+        return createMemberRequest;
+    }
+
+    public static CreateMemberRequest getCreateMemberRequest(String email) {
+        String password = "testl122";
+        String name = "현수";
+        String telNo = "010-1234-1245";
+        String certifyNum = "asdf123";
+
+        CreateMemberRequest createMemberRequest = new CreateMemberRequest(
+                email, password, name, telNo, certifyNum
+        );
+
+        return createMemberRequest;
+    }
+
+    public static CreateMemberRequest getCreateMemberRequest(String email, String certifyNum) {
+        String password = "testl122";
+        String name = "현수";
+        String telNo = "010-1234-1245";
+
+        CreateMemberRequest createMemberRequest = new CreateMemberRequest(
+                email, password, name, telNo, certifyNum
+        );
+
+        return createMemberRequest;
+    }
+
+    public static MemberEntity getMemberEntityByCreateMemberRequestDTO() {
+        return getCreateMemberRequest().toMemberEntity();
+    }
+}
diff --git a/src/test/resources/application-test.yml b/src/test/resources/application-test.yml
index 3883c060..8882060f 100644
--- a/src/test/resources/application-test.yml
+++ b/src/test/resources/application-test.yml
@@ -9,6 +9,23 @@ spring:
       appender: com.p6spy.engine.spy.appender.Slf4JLogger
       logMessageFormat:
         p6spy: "%(currentTime)|%(executionTime)|%(category)|%(sqlSingleLine)"
+  mail:
+    host: smtp.gmail.com
+    port: 587
+    username: ENC(kGXTSlfxUWNbRoGuBwNRTJBETjMz04AChYMrwDeY3Cs=)
+    password: ENC(/hOuHdVpOgyzKrlqyayORlsTFpIrwe7RYnfAqXEFzIk=)
+    properties:
+      mail:
+        smtp:
+          auth: true
+          starttls:
+            enable: true
+  # Redis
+  data:
+    redis:
+      host: ENC(GUuFDW7HjE98e7N28Vkb/xoIEgLeOCb5)
+      port: 6379
+      duration: 600
 
   jpa:
     hibernate:
@@ -26,3 +43,6 @@ jwt:
   secret_key: Y2xvdGhzaG9wcGluZ21hbGxjbG90aHN0YXJjbG90aHNob3BwaW5nbWFsbGNsb3Roc3RhcmNsb3Roc2hvcHBpbmdtYWxsY2xvdGhzdGFyY2xvdGhzaG9wcGluZ21hbGxjbG90aHN0YXIK
   accessTokenValidTimeMillis: 120000
   refreshTokenValidTimeMillis: 1200000
+
+email.send: ENC(kGXTSlfxUWNbRoGuBwNRTJBETjMz04AChYMrwDeY3Cs=)
+