like Perl, Python, Tcl, and PHP. Security through popular authentication modules like mod_access , mod_auth, mod_digest, and mod_auth_digest SSL and TLS support ( mod_ssl ) Proxy using the mod_proxy module (It implements proxying capability for FTP, CONNECT (for SSL), HTTP/0.9, HTTP/1.0, and (as of Apache 1.3.23) HTTP/1.1.) Custom log files (mod_log_config),