New blog release: Obfuscation, Encryption & Unicorns…Reversing the string encryption in the Pangu 9.3 jailbreak

02 Aug 2016

iOS jailbreaks are incredibly useful to security researchers, providing unrestricted access to application and operating system functionality. But with the latest jailbreaks comes a certain amount to of uncertainty. How much can you trust a binary that contains a 0-day kernel exploit? This blog takes a closer look at the Pangu 9.3 jailbreak, specifically focusing on the encryption mechanism that has been used to encrypt strings within the application. We provide a detailed summary of the reverse engineering of this encryption using a mixture of static and off device dynamic analysis.

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