The OpenSSL package contains
c_rehash, openssl, libcrypto libraries and libssl libraries.
c_rehash is a Perl script
that scans all files in a directory and adds symbolic links to their hash
The openssl program is a command-line tool for using
the various cryptography functions of
crypto library from the shell. It can be used for various functions which are
documented in man 1 openssl.
The OpenSSL crypto library implements a wide
range of cryptographic algorithms used in various Internet standards. The
services provided by this library are used by the
implementations of SSL, TLS
and S/MIME, and they have also been used to
, and other cryptographic standards.
The OpenSSL SSL library
implements the Secure Sockets Layer (SSL v2/v3) and
Transport Layer Security (TLS v1) protocols. It provides a
rich API, documentation on which can be found by running
man 3 ssl.