OpenSSLexit code > 0

openssl: Error: invalid command

$openssl: Error: 'cert' is an invalid command.

Analysis

You typed a subcommand that OpenSSL doesn't recognize.

Common Triggers

  • Typo (e.g., genrsa vs genras).
  • Using a command from a newer OpenSSL version on an older system.

Debug Checks

  • $List commands: openssl help.

Resolution

1
Correct the subcommand (e.g., x509, req, genrsa).

Metadata

Tool
OpenSSL
Severity
High
Tags
#openssl#security#cli