$_GET , $_POST , $_SESSION , etc.) [31] 4.2.0 2002-04-22 Disabled register_globals by default. Data received over the network is not inserted directly into the global namespace anymore, closing possible security holes in applications. [31] 4.3.0 2002-12-27 Introduced the command-line interface (CLI), to supplement the CGI. [31] [32] 4.4.0 2005-07-11 Added