Reverse Engineering Resources
These are very important guides for understanding the debugging process and how applications work.
Mac OS X and iOS use Mach-O file format for executable binaries and shared libraries. It supports multiple architectures in one binary file (Universal or fat binaries).
Guides and introductory material to binary analysis.
- Analyzing Binaries with Hopper (link)
Calling conventions define how functions and subroutines receive the parameters passed to them from the calling function.
Language specific knowledge is often required to understand what is going on behind the scenes.
Collection of blogs and reading resources that give deep insight into how many aspects of languages and system functionality.
- NSBlog (link)
- Reverse Engineering Mac OS X (link)
- Landon’s Blog (link)
- OS X Internals (link)
- Greg Parker’s Blog (link)
- Ridiculous Fish (link)
- Snare’s Blog (link)
- To The Apple’s Core (link)
- The Objective-C Runtime: Understanding and Abusing (link)
Mach-O Binary Analyzers:
Useful Source Repositories:
- Apple Source Code (link)
- PLCrashReporter (link)
- Mike Ash’s Github (link)
- Landon Fuller’s Github (link)
- Jonathan Rentzsch’s Github (link)
- fG!’s Github (link)