Security override is a term used in the popular video game Halo: Combat Evolved (CE). It is a code that is used to bypass security protocols and gain access to restricted areas or information. In the game, the player is able to access areas that are normally off-limits by using the security override code. This code can be found in various places throughout the game, such as hidden terminals, secret passages, or by solving puzzles. The security override code is essential for the player to progress in the game and complete certain objectives. It can also be used to gain access to powerful weapons or items that are otherwise unavailable. Security override is an important element of the game and can be used to great effect when playing the game.