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--- notes:openssl [2023/12/13 16:32] – david
+++ notes:openssl [2024/06/01 21:18] (current) – [openssl s_client] david
@@ Line 88: / Line 88: @@
 With certificate verification
     openssl s_client -connect example.com:443 -cert mycert.pem  -key mykey.pem  -CAfile cacert.pem
+Retrieve just the RSA public key if the site has both ECDSA & RSA
+    openssl s_client -sigalgs "RSA-PSS+SHA256"  -connect google.com:443
+    to retrieve the EC cert use "ECDSA+SHA256" for sigalgs
+For more examples of using signature algorithms see https://node-security.com/posts/openssl-testing-signature-algorithm/
 wget and openssl s_client