https://aznot.com/index.php?action=history&feed=atom&title=Linux%2FSSL 2026-05-07T04:22:02Z Revision history for this page on the wiki MediaWiki 1.41.0 https://aznot.com/index.php?title=Linux/SSL&diff=6279&oldid=prev 2023-06-07T21:32:36Z

<p></p> <p><b>New page</b></p><div>Check certificate expiration:<br /> <br /> openssl x509 -text -noout -in cert.crt<br /> Validity<br /> Not Before: May 10 19:02:45 2023 GMT<br /> Not After : May 7 19:02:45 2033 GMT<br /> <br /> Check website certificate:<br /> openssl s_client -connect google.com:443 | openssl x509 -noout -dates<br /> notBefore=May 19 12:53:06 2023 GMT<br /> notAfter=Aug 11 12:53:05 2023 GMT<br /> <br /> ref: [https://www.cyberciti.biz/faq/find-check-tls-ssl-certificate-expiry-date-from-linux-unix/]</div>

Kenneth