diff --git a/rpxy-lib/Cargo.toml b/rpxy-lib/Cargo.toml
index 699680a9..c472f324 100644
--- a/rpxy-lib/Cargo.toml
+++ b/rpxy-lib/Cargo.toml
@@ -71,8 +71,9 @@ hyper-rustls = { version = "0.27.1", default-features = false, features = [
 
 # tls and cert management for server
 hot_reload = "0.1.5"
-rustls = { version = "0.21.12", default-features = false }
-tokio-rustls = { version = "0.24.1", features = ["early-data"] }
+rustls = { version = "0.24.8", default-features = false, features = ["ring"] }
+rustls-pki-types = { version = "1.0.1" }
+tokio-rustls = { version = "0.26.0", features = ["early-data"] }
 webpki = "0.22.4"
 x509-parser = "0.16.0"
 
diff --git a/rpxy-lib/src/crypto/certs.rs b/rpxy-lib/src/crypto/certs.rs
index c9cfafd5..e8313493 100644
--- a/rpxy-lib/src/crypto/certs.rs
+++ b/rpxy-lib/src/crypto/certs.rs
@@ -1,10 +1,8 @@
 use async_trait::async_trait;
 use rustc_hash::FxHashSet as HashSet;
-use rustls::{
-  sign::{any_supported_type, CertifiedKey},
-  Certificate, OwnedTrustAnchor, PrivateKey,
-};
-use std::io;
+use rustls::{crypto::ring::sign::any_supported_type, sign::CertifiedKey};
+use rustls_pki_types::{CertificateDer as Certificate, Der, PrivateKeyDer as PrivateKey, TrustAnchor};
+use std::{io, sync::Arc};
 use x509_parser::prelude::*;
 
 #[async_trait]
@@ -22,9 +20,9 @@ pub trait CryptoSource {
 /// Certificates and private keys in rustls loaded from files
 #[derive(Debug, PartialEq, Eq, Clone)]
 pub struct CertsAndKeys {
-  pub certs: Vec<Certificate>,
-  pub cert_keys: Vec<PrivateKey>,
-  pub client_ca_certs: Option<Vec<Certificate>>,
+  pub certs: Vec<Certificate<'static>>,
+  pub cert_keys: Arc<Vec<PrivateKey<'static>>>,
+  pub client_ca_certs: Option<Vec<Certificate<'static>>>,
 }
 
 impl CertsAndKeys {
@@ -49,19 +47,19 @@ impl CertsAndKeys {
     Ok(CertifiedKey::new(self.certs.clone(), signing_key))
   }
 
-  pub fn parse_client_ca_certs(&self) -> Result<(Vec<OwnedTrustAnchor>, HashSet<Vec<u8>>), anyhow::Error> {
+  pub fn parse_client_ca_certs(&self) -> Result<(Vec<TrustAnchor>, HashSet<Vec<u8>>), anyhow::Error> {
     let certs = self.client_ca_certs.as_ref().ok_or(anyhow::anyhow!("No client cert"))?;
 
     let owned_trust_anchors: Vec<_> = certs
       .iter()
       .map(|v| {
         // let trust_anchor = tokio_rustls::webpki::TrustAnchor::try_from_cert_der(&v.0).unwrap();
-        let trust_anchor = webpki::TrustAnchor::try_from_cert_der(&v.0).unwrap();
-        rustls::OwnedTrustAnchor::from_subject_spki_name_constraints(
-          trust_anchor.subject,
-          trust_anchor.spki,
-          trust_anchor.name_constraints,
-        )
+        let trust_anchor = webpki::TrustAnchor::try_from_cert_der(v.as_ref()).unwrap();
+        TrustAnchor {
+          subject: Der::from_slice(trust_anchor.subject),
+          subject_public_key_info: Der::from_slice(trust_anchor.spki),
+          name_constraints: trust_anchor.name_constraints.map(|v| Der::from_slice(v)),
+        }
       })
       .collect();
 
@@ -70,7 +68,7 @@ impl CertsAndKeys {
       .iter()
       .filter_map(|v| {
         // retrieve ca key id (subject key id)
-        let cert = parse_x509_certificate(&v.0).unwrap().1;
+        let cert = parse_x509_certificate(v.as_ref()).unwrap().1;
         let subject_key_ids = cert
           .iter_extensions()
           .filter_map(|ext| match ext.parsed_extension() {
diff --git a/rpxy-lib/src/crypto/service.rs b/rpxy-lib/src/crypto/service.rs
index cd198cb7..30cc1126 100644
--- a/rpxy-lib/src/crypto/service.rs
+++ b/rpxy-lib/src/crypto/service.rs
@@ -107,7 +107,8 @@ impl ServerCryptoBase {
         // add client certificate if specified
         match certs_and_keys.parse_client_ca_certs() {
           Ok((owned_trust_anchors, _subject_key_ids)) => {
-            client_ca_roots_local.add_trust_anchors(owned_trust_anchors.into_iter());
+            client_ca_roots_local.extend(owned_trust_anchors);
+            // client_ca_roots_local.add_trust_anchors(owned_trust_anchors.into_iter());
           }
           Err(e) => {
             warn!("Failed to add client CA certificate for {}: {}", server_name.as_str(), e);
@@ -120,14 +121,12 @@ impl ServerCryptoBase {
         #[cfg(not(any(feature = "http3-quinn", feature = "http3-s2n")))]
         {
           ServerConfig::builder()
-            .with_safe_defaults()
             .with_no_client_auth()
             .with_cert_resolver(Arc::new(resolver_local))
         }
         #[cfg(any(feature = "http3-quinn", feature = "http3-s2n"))]
         {
           let mut sc = ServerConfig::builder()
-            .with_safe_defaults()
             .with_no_client_auth()
             .with_cert_resolver(Arc::new(resolver_local));
           sc.alpn_protocols = vec![b"h3".to_vec(), b"hq-29".to_vec()]; // TODO: remove hq-29 later?
@@ -136,10 +135,20 @@ impl ServerCryptoBase {
       } else {
         // with client auth, enable only http1.1 and 2
         // let client_certs_verifier = rustls::server::AllowAnyAnonymousOrAuthenticatedClient::new(client_ca_roots);
-        let client_certs_verifier = rustls::server::AllowAnyAuthenticatedClient::new(client_ca_roots_local);
+        let client_certs_verifier =
+          match rustls::server::WebPkiClientVerifier::builder(Arc::new(client_ca_roots_local)).build() {
+            Ok(v) => v,
+            Err(e) => {
+              warn!(
+                "Failed to build client CA certificate verifier for {}: {}",
+                server_name.as_str(),
+                e
+              );
+              continue;
+            }
+          };
         ServerConfig::builder()
-          .with_safe_defaults()
-          .with_client_cert_verifier(Arc::new(client_certs_verifier))
+          .with_client_cert_verifier(client_certs_verifier)
           .with_cert_resolver(Arc::new(resolver_local))
       };
       server_config_local.alpn_protocols.push(b"h2".to_vec());
@@ -173,7 +182,6 @@ impl ServerCryptoBase {
 
     //////////////
     let mut server_crypto_global = ServerConfig::builder()
-      .with_safe_defaults()
       .with_no_client_auth()
       .with_cert_resolver(Arc::new(resolver_global));
 
diff --git a/rpxy-lib/src/error.rs b/rpxy-lib/src/error.rs
index 3b1afc98..39fa91be 100644
--- a/rpxy-lib/src/error.rs
+++ b/rpxy-lib/src/error.rs
@@ -39,9 +39,6 @@ pub enum RpxyError {
   #[error("Exceeds max request body size for HTTP/3")]
   H3TooLargeBody,
 
-  #[cfg(feature = "http3-quinn")]
-  #[error("Invalid rustls TLS version: {0}")]
-  QuinnInvalidTlsProtocolVersion(String),
   #[cfg(feature = "http3-quinn")]
   #[error("Quinn connection error: {0}")]
   QuinnConnectionFailed(#[from] quinn::ConnectionError),
diff --git a/rpxy-lib/src/lib.rs b/rpxy-lib/src/lib.rs
index 115b78a4..22005fc1 100644
--- a/rpxy-lib/src/lib.rs
+++ b/rpxy-lib/src/lib.rs
@@ -24,7 +24,7 @@ pub use crate::{
 };
 pub mod reexports {
   pub use hyper::Uri;
-  pub use rustls::{Certificate, PrivateKey};
+  pub use rustls_pki_types::{CertificateDer as Certificate, PrivateKeyDer as PrivateKey};
 }
 
 /// Entrypoint that creates and spawns tasks of reverse proxy services
diff --git a/rpxy-lib/src/proxy/proxy_quic_quinn.rs b/rpxy-lib/src/proxy/proxy_quic_quinn.rs
index 9c4bf4e7..77a37662 100644
--- a/rpxy-lib/src/proxy/proxy_quic_quinn.rs
+++ b/rpxy-lib/src/proxy/proxy_quic_quinn.rs
@@ -22,11 +22,7 @@ where
     };
     info!("Start UDP proxy serving with HTTP/3 request for configured host names [quinn]");
     // first set as null config server
-    let rustls_server_config = ServerConfig::builder()
-      .with_safe_default_cipher_suites()
-      .with_safe_default_kx_groups()
-      .with_protocol_versions(&[&rustls::version::TLS13])
-      .map_err(|e| RpxyError::QuinnInvalidTlsProtocolVersion(e.to_string()))?
+    let rustls_server_config = ServerConfig::builder_with_protocol_versions(&[&rustls::version::TLS13])
       .with_no_client_auth()
       .with_cert_resolver(Arc::new(rustls::server::ResolvesServerCertUsingSni::new()));