The second, far less common interpretation describes a legitimate server platform focused on providing a stable, customizable environment for competitive play. These two identities could not be more different.
Cheats inherently behave like malware: they inject code into other processes and read system memory. While a legitimate cheat will trigger a "false positive" in Windows Defender, it is nearly impossible for an average user to distinguish between a harmless cheat hook and an actual Trojan designed to steal banking credentials. Anti-Cheat Evasion and Detection
Because Zeroware bypasses the Steam client, you cannot play on (those requiring authentication). You must play on legacy or No-Steam servers (which constitute 80% of the active 1.6 player base). Look for servers with (Zeroware/Rehlds) in the name.