The famous iPhone hacker George Hotz (@geohot) has released blacksn0w. blacksn0w (bundled with blackra1n RC3) is the soft unlock for 05.11.07 baseband. Apart from unlocking iPhone 3G/3GS OS 3.1.2 firmware blacksn0w also enable official tethering on iPhone. blackra1n RC3 has been released with hacktivation support, 15 second speed improvement, Tiger+PPC support, and installation of the latest blackra1n.app. For more information on Blacksn0w visit here.

Download - Blacksn0w to unlock unlock iPhone 3.1.2 firmware 05.11.07 baseband
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