Topics of Interest: Unlocking Mobile App Security Secrets
summary
Demo shows walking through walls in Among Us by invoking a revive/die function and using a memory scanner to change Tamagotchi diamonds, claiming the scanner works on 400+ games; payments get bypassed by calling onTransactionSucceed directly from an attached debugger. The talk lays out four concrete defenses — environment integrity, application integrity, code integrity, obfuscation — and gives do‑it‑yourself checks (file artifacts, bundle/signature checks, opcode hashes, obfuscation and asset encryption) and shows the exploits actually working in live demos.
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chapters (18)
- 0:00Intro
- 1:27Don't let hackers
- 1:55Protect you app by following 4 simple guidelines
- 5:47Getting free diamonds
- 6:36Bypassing payments
- 9:07Environment Integrity
- 10:47How to protect your app - DIY
- 12:12Install a paid app for free!
- 13:18How come these apps are available for free?
- 14:55Modify game's resources - how?
- 15:55Application Integrity
- 19:00Unlock premium content
- 19:51Bypassing the licence check
- 21:30Code integrity
- 24:14Walking through walls - symbol obfuscation
- 28:33Auto-updating cheats
- 30:01Protect your app with obfuscation - DIY
- 30:46Each protection component matters!
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