genpass

A tool to generate vfdecrypt key to decrypt iOS filesystems.

Usage

genpass -p <platform> -r <ramdisk.dmg> -f <filesystem.dmg>

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• platform:
  • s5l8900x (for iPhone1,1; iPhone1,2; iPod1,1)
  • s5l8720x (for iPod2,1)
  • s5l8920x (for iPhone2,1)
  • s5l8922x (for iPod3,1)
  • s5l8930x (for iPhone3,1; iPad1,1; iPod4,1; AppleTV2,1)
• ramdisk.dmg: a decrypted restore or update ramdisk from the IPSW with the target filesystem
• filesystem.dmg: the encrypted filesystem you're trying to discover the vfdecrypt key for