diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0a3dc5a..e212a78 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -35,6 +35,10 @@ jobs:
         sudo apt install openssh-server
         sudo sh -c 'echo "ChallengeResponseAuthentication no" >> /etc/ssh/sshd_config'
         sudo sh -c 'echo "PasswordAuthentication no" >> /etc/ssh/sshd_config'
+        sudo sh -c 'echo "\nMatch User usr2" >> /etc/ssh/sshd_config'
+        sudo sh -c 'echo "\tPasswordAuthentication yes" >> /etc/ssh/sshd_config'
+        sudo sh -c 'echo "\nMatch User All" >> /etc/ssh/sshd_config'
+        sudo sh -c 'echo "\tPasswordAuthentication no" >> /etc/ssh/sshd_config'
         sudo systemctl enable ssh
         sudo systemctl start ssh
         
@@ -53,9 +57,12 @@ jobs:
         sudo cat ~/.ssh/sftptest.pub >> /home/usr/.ssh/authorized_keys
         sudo chown -R usr:${sshGroup} /home/usr/.ssh
         sudo chmod -R 700 /home/usr/.ssh
-        sudo chmod 664 /home/usr/.ssh/authorized_keys
+        sudo chmod 600 /home/usr/.ssh/authorized_keys
         cp ~/.ssh/sftptest ${GITHUB_WORKSPACE}/sftp-connector-test/src_test/com/axonivy/connector/sftp/test/sftptest
         
+        echo "adding user 2 to group ${sshGroup}"
+        sudo useradd -s /bin/bash -d /home/usr2 -m -g ${sshGroup} -p $(echo pwd | openssl passwd -1 -stdin) usr2
+
     - name: Setup Maven
       uses: stCarolas/setup-maven@v5
       with:
@@ -64,6 +71,11 @@ jobs:
     - name: Build with Maven
       run: mvn clean verify --batch-mode --fail-at-end ${{ inputs.mvnArgs }}
 
+    - name: Auth Log
+      if: always()
+      run:
+        sudo cat /var/log/auth.log
+        
     - name: Publish Unit Test Results
       uses: EnricoMi/publish-unit-test-result-action@v2
       if: always()
@@ -71,7 +83,7 @@ jobs:
         junit_files: |
           */target/*-reports/*.xml
           !*/target/*-reports/failsafe-summary.xml
-
+    
     - name: Archive build artifact
       uses: actions/upload-artifact@v4
       with:
diff --git a/.github/workflows/dev.yml b/.github/workflows/dev.yml
index 704f7d7..993d61a 100644
--- a/.github/workflows/dev.yml
+++ b/.github/workflows/dev.yml
@@ -1,7 +1,7 @@
 name: Dev-Build
 
 on:
-  push:
+#  push:
   schedule:
     - cron:  '21 21 * * *'
   workflow_dispatch: