OpenSSL Documents

Here you can find the three manual pages documenting the three essential parts of the OpenSSL toolkit: The SSL library, the Crypto library and the command line tool, as well as a repository of HOWTO and other miscellaneous documents.

Note: the documents are from the current development version of OpenSSL and may mention features which are not present or behave differently in previous versions of OpenSSL.

openssl(1): [STILL INCOMPLETE]
Manual page documenting the openssl command line tool.
ssl(3): [STILL INCOMPLETE]
Manual page documenting the OpenSSL SSL/TLS library.
crypto(3): [STILL INCOMPLETE]
Manual page documenting the OpenSSL Crypto library.
HOWTO: [STILL INCOMPLETE]
HOWTO documents to introduce concepts or explain them in a way that is not possible in the manuals.
WIKI
A wiki providing information and guidance about openssl. Operated by the OpenSSL foundation.
FIPS140:
Data and documentation related to the FIPS140 validation support in OpenSSL
misc:
Miscellaneous documents with information that has no other logical place. Among others, you will find a list of current PGP/GnuPG fingerprints to help you check OpenSSL distribution signatures.