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    OpenSSL CommandsIntermediate

    OpenSSL Certificate Inspection

    Inspect certificates with OpenSSL commands. View subject, issuer, validity, SANs, and extensions from the command line.

    Interactive Demo
    LinkedInX
    Key Inspection & Matching

    OpenSSL Key Inspection & Matching

    Encrypt keys, convert formats, and verify key-certificate pairs

    Select Command:

    Command:

    $ openssl rsa -in unencrypted.key -aes256 -out encrypted.key

    Encryption Algorithm:

    Step 0 of 5

    Click "Run Command" to add encryption to a key

    Key Insight

    Certificate inspection is essential for troubleshooting TLS issues. Learn to decode certificate fields, verify chains, and diagnose common problems.

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