openssl spkac -help

[saolasosme]

SPKAC printing and generating utility.

$ openssl spkac -help
Usage: spkac [options]
Valid options are:
 -help            Display this summary
 -in infile       Input file
 -out outfile     Output file
 -key infile      Create SPKAC using private key
 -keyform format  Private key file format - default PEM (PEM, DER, or ENGINE)
 -passin val      Input file pass phrase source
 -challenge val   Challenge string
 -spkac val       Alternative SPKAC name
 -noout           Don't print SPKAC
 -pubkey          Output public key
 -verify          Verify SPKAC signature
 -spksect val     Specify the name of an SPKAC-dedicated section of configuration
 -engine val      Use engine, possibly a hardware device