ayy lmao

Valve Anti Cheat "VAC" is a mindblowingly complicated way to stop cheaters. It is very effective, and it is impossible to cheat on VAC secured servers. If VAC detects a cheater, it'll VAC ban them instantly, and there is no other way to play Source Engine games. VAC is one of the best anti-cheats made to date, it catches 100% of cheaters, keeping Source Engine games very clean.