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| == OpenSSL Linux commandline ssl tool == | == OpenSSL Linux command line ssl tool == |
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| * [[OpenSslSelfSignedCertificate| openssl self signed certificate with keyUsage flags ]] | |
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| === Verify a webserver certificate === | === Verify a web server certificate === |
OpenSSL Linux command line ssl tool
Verify a web server certificate
- openssl s_client -showcerts -connect my.test.com:443
- Output should end on "Verify return code: 0 (ok)"
- As of 2017 the TLS Protocol should be TLSv1.2 at least.
For sni you can add -servername xyz.test.com