- NAME
- SYNOPSIS
- DESCRIPTION
- OPTIONS
- NOTES
- HISTORY

# NAME

version - print OpenSSL version information

# SYNOPSIS

openssl version [-a] [-v] [-b] [-o] [-f] [-p] [-d]

# DESCRIPTION

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

# OPTIONS

-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.

-f

  compilation flags.

-p

  platform setting.

-d

  OPENSSLDIR setting.

# NOTES

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

# HISTORY

The -d option was added in OpenSSL 0.9.7.