OZero Security Blog

Unity game security — how cheats and tampering work, and Native-based defense.

Anti-Cheat

How Unity SpeedHack Works, and a Native-Based Detection Strategy

How SpeedHack manipulates OS timers in Unity games, why C#-level checks (even with IL2CPP) get neutralized, and how a Native layer detects SpeedHack via an independent clock and trusted time.

OZero Security Team · June 9, 2026
Anti-Cheat

How Memory Tampering (Memory Hacks) Works, and a Unity Defense Strategy

How Cheat Engine and GameGuardian find and change currency/health values in game memory, why plain variable storage is dangerous, and how Native secure value types defend against it.

OZero Security Team · June 9, 2026
Anti-Piracy

How MOD APKs Are Made — Android Game Tampering and Defense

How MOD APKs are made through decompilation, repackaging, and re-signing, why tampering still happens even with IL2CPP, and how to defend with signature and integrity verification at the Native layer.

OZero Security Team · June 9, 2026