User:geohot

The founder of this wiki.

Achievements

• Published the first iPhone hardware unlock.
• Published the first iPhone hardware unlock for bootloader 4.6
• Software unlocked BL 4.6 via Minus 0x20000 with Back Extend Erase.
• Found the AT+stkprof vulnerability in baseband 2.28.00.
• Independently found the BL 5.8 exploit.
• Found the iBoot Environment Variable Overflow exploit.
  • Released purplera1n, which used said exploit.
• Released purplesn0w, an X-Gold 608 unlock for 4.26.08.
• Independently found the usb_control_msg(0x21, 2) Exploit.
  • Released blackra1n, which used said exploit.
• Discovered how to exploit AT+XEMN (but did not discover the crash)
  • Released blacksn0w, which used said exploit to unlock X-Gold 608 firmware 5.11.07.
• Released limera1n.
• Is currently trying to jailbreak the iPad 2, due to a challenge by @comex.

Links

• Blog (currently private)
• http://www.geohot.com/ his homepage
• New Blog, related to his PS3 battle

NOTE: He does not have any active Twitter accounts. Any Twitter account you see posing as geohot is fake.

Donations

To support the legal defense fund for his legal case against Sony, geohot for the first time is asking for donations. For details see his homepage.