tfp0

Blizzard Jailbreak for iOS 9.0 - 9.3.6, 32-Bit

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tfp0 (task for pid 0) is a kernel task port that grants full control over the iOS device's kernel. Access to this port is necessary for developing many types of exploits, including jailbreaks.

simple client/server app to explore iOS kernel memory having a tfp0 primitive available