mod_gnutls uses the GnuTLS library to provide SSL v3, TLS 1.0 and TLS 1.1 encryption for Apache HTTPD. mod_gnutls is similar to mod_ssl in purpose, but it does not OpenSSL.Security Warning: Warning: mod_gnutls module is very new. If you really worry about making your server secure, do not use this module yet. With time and love, this module can be a viable alternative to mod_ssl, but it is not Ready.here some key features of "mod gnutls": • Support for SSLv3, TLS 1.0 and TLS 1.1. · Support for Server Name Indication · Distributed SSL session cache using Memcached · Local SSL session cache using DBM · Small and targeted code base: The lines of code in mod_gnutls: 1886 lines of code in mod_ssl: 15324 Requirements: · GnuTLS> = 1.2 .0 · Apache httpd> = 2.0. 42> = 2.1.5-dev · April Memcache Client> = 0.7.0 (optional) What's new in this version: · RFC 3545 Server Name Indication Support · The first obligation of the client certificate authentication. · reorganization Source Code. · memcache support improved.