VERSION

version − print OpenSSL version information

openssl version [−a] [−v] [−b] [−o] [−f] [−p]

This command is used to print out version information about OpenSSL.

−a

all information, this is the same as setting all the other flags.

−v

the current OpenSSL version.

−b

the date the current version of OpenSSL was built.

−o

option information: various options set when the library was built.

−c

compilation flags.

−p

platform setting.

−d

OPENSSLDIR setting.

The output of openssl version −a would typically be used when sending in a bug report.

The −d option was added in OpenSSL 0.9.7.