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Learn advanced binary diffing techniques for *OS platforms in this 27-minute conference talk from Objective-See Foundation. Discover how to overcome unique challenges in patch diffing across Apple's ecosystem, including watchOS, tvOS, iOS, and MacOS. Master the use of open-source reverse engineering tools like ipsw and Ghidra to extract and analyze IPSW files, navigate dyld_shared_cache (DSC), and compare binary changes. Follow along with real-world examples that demonstrate how to map binary modifications to recent CVEs and reverse engineer underlying vulnerabilities. Perfect for both newcomers to Apple security research seeking guidance and experienced researchers looking to expand their knowledge of attack surfaces, gain practical insights into using freely available binary diffing tools and methods to understand Apple's security ecosystem better.
