How to Verify In-App Purchases Without Missing or Duplicating Rewards
Missing or duplicated rewards often come from where a game grants, confirms and records a purchase. A symptom-based checklist for Google Play and Unity IAP 5.
Game Security
Time Tampering in Offline Games
Android exposes three clocks and only one is settable by the user. Which one a tampering action moves, and what stays comparable offline.
Why PC Anti-Cheat Thinking Differs on Mobile
Why PC anti-cheat thinking does not transfer directly to mobile, using Android to show how platform privilege boundaries shape security decisions.
What Still Works After an Attacker Attaches
An in-process check can still be useful after the process is instrumented. What it observes, what it costs an attacker, and how much should depend on it.
Encrypting IL2CPP Metadata: What It Changes and What It Doesn't
Encrypting global-metadata.dat blocks off-the-shelf dumpers but not runtime instrumentation. What that trade actually costs a Unity team, and when it pays off.