https://blog.omiilgo.com/tags/objc/ Recent content in Objc on Security Notes Hugo en-us Fri, 21 Mar 2025 13:00:00 +0800 https://blog.omiilgo.com/posts/ios-swift-vs-objc-name-recovery/ Fri, 21 Mar 2025 13:00:00 +0800 https://blog.omiilgo.com/posts/ios-swift-vs-objc-name-recovery/ Lab Swift class LabVault: $s… mangled names, xcrun swift demangle, nm before/after strip, the one @objc method that survives in __objc_methname. class-dump, lldb, ASAN. cryptid=1 stops the lab. https://blog.omiilgo.com/posts/ios-objc-msgsend-reversing/ Wed, 27 Oct 2021 16:40:00 +0800 https://blog.omiilgo.com/posts/ios-objc-msgsend-reversing/ otool load commands, class-dump selectors, lldb break on objc_msgSend, recover IMP for -[LabSession startWithToken:], redacted argument log. FairPlay-encrypted App Store bins are out of scope.