Anatomy of an iOS crack
Breaking down obfuscated dylibs, CloudKit crashes, and certificate pinning.
Reverse-Engineering
Blocking ads on the TF1+ iPhone app
Reverse engineering the myTF1 iPhone app to block video ads using a Theos tweak.
Blocking ads on the TF1+ Apple TV app
Reverse engineering the myTF1 Apple TV app to block video ads using Frida and a Theos tweak.
Keygenning a barcode software license validation system
Deep dive into reverse engineering a REALbasic/Xojo application’s license validation logic, analyzing the serial number format, checksum algorithm, and hex phrase conversion using IDA Pro and LLDB.
Unpacking and repacking Java apps
A practical guide to exploring, modifying, and understanding Java apps by unpacking and repacking JAR archives.
Bypassing Crédit Agricole's jailbreak detection
Reversing the Crédit Agricole app: Analyzing its Swift-based jailbreak checks, debugging with LLDB to identify the specific file triggering the block, and implementing a Frida bypass.
Bypassing Banque Postale's jailbreak detection - Part 2
Reversing the main Banque Postale app: Dealing with Hermes bytecode, analyzing the JailMonkey library, and discovering why the detection logic fails on modern rootless jailbreaks.
Bypassing Banque Postale's jailbreak detection - Part 1
A deep dive into the Banque Postale iOS app’s jailbreak detection.
Frida Cheatsheet
A comprehensive Frida command reference for reverse engineering.
LLDB Cheatsheet
A comprehensive LLDB command reference for reverse engineering.