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--- wiki:openssl_commands [2023/03/14 15:28] – [Get cert file from site] update Get cert file from site command antisa
+++ wiki:openssl_commands [2024/06/12 14:21] (current) – [References] add using-openssl-to-get-the-certificate-from-a-server antisa
@@ Line 35: / Line 35: @@
 ===== Get cert file from site =====
-  openssl s_client -connect example.com:443 -servername example.com:443 < /dev/null | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p' | openssl x509 -in - -text -noout
+  openssl s_client -connect example.com:443 -servername example.com < /dev/null | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p' | openssl x509 -text -noout
+<WRAP center round info 60%>
+-connect can be the IP address of a server and is not necessarily the same as the -servername. Use -servername when sharing multiple SSL hosts on a single IP address,
+</WRAP>
 ===== Get OCSP stapling info =====
@@ Line 107: / Line 111: @@
   * https://www.xolphin.com/support/OpenSSL/Frequently_used_OpenSSL_Commands
   * https://www.namecheap.com/support/knowledgebase/article.aspx/9781/2238/nginx-ssl-error0b080074x509-certificate-routines-x509checkprivatekeykey-values-mismatch
+  * https://stackoverflow.com/questions/7885785/using-openssl-to-get-the-certificate-from-a-server