Therefore, checkm8 was also used to bypass iCloud activation, extract the iPSW components decryption keys, activate dual-booting (running Android on iPhone),downgrade iOS, set nonce, or dump SecureROM.Ĭheckra1n jailbreak is a desktop application that requires you to connect your iPhone, iPad, Apple TV via a USB cable to proceed with the jailbreak. It means every future iOS release should be vulnerable.Īxi0mX exploit was released as an open-source project. The exciting part about this permanent unpatchable bootrom exploit is potentially ensured lifetime jailbreak ability for A5-A11 devices. iOS 15 is not supported.Ĭheckm8 exploit developed by axi0mX is the main engine behind checkra1n jailbreak. It can jailbreak iPhone 5s through iPhone X running on iOS 12.0 up to 14.8.1. The Windows version was also announced in 2020 but was never released and probably never will. Linux download link (for x86 & 64) What is checkra1n?Ĭheckra1n is a multiplatform jailbreak tool released for macOS and Linux.macOS download link (macOS 10.12 and above).checkra1n jailbreak running the checkm8 exploit was committed to doing it on all A5-A11 devices. Imagine an iOS exploit that allows you to jailbreak all Apple devices on every iOS release in the future.

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