pkcs7
The pkcs7
command is used to examine
PKCS#7-formatted files. It can also be used to convert them from DER
to PEM format, and vice versa.
Specify the name of a file containing a PKCS#7 structure. If this
option is omitted, a PKCS#7 structure is read from
stdin.
Specify the format, DER or PEM, of the input PKCS#7 structure. If this option is omitted, PEM is the default format.
Specify the name of the file to which output from the command will be
written. If this option is omitted, stdout will be
used.
Specify the format, DER or PEM, of the PKCS#7 structure that is written by the command. If this option is omitted, the default format of PEM will be used.
Cause output of a PKCS#7 structure to be suppressed.
Cause a human-readable representation of the input PKCS#7 structure to be output.
Cause any certificates or certificate revocation lists contained in the PKCS#7 structure to be output.