If you are playing offline with bots or on private, non-VAC secured servers for experimentation, the community historically pointed toward these categories: OGC (Old School Gaming Client)
Valve employs a "delayed ban" system. You might cheat for 3 weeks, feel invincible, and then log in one day to see: "Your account has been permanently banned from VAC-Secure servers." This ban applies to your entire Steam account, not just CZ. If you have CS2, Counter-Strike: Source , or even Team Fortress 2 on that account—they are gone. counter strike condition zero wallhack best