testssl

Check SSL/TLS protocols and ciphers supported by a server.

• Test a server (run every check) on port 443:

testssl {example.com}

• Test a different port:

testssl {example.com:465}

• Only check available protocols:

testssl --protocols {example.com}

• Only check vulnerabilities:

testssl --vulnerable {example.com}

• Only check HTTP security headers:

testssl --headers {example.com}

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