blackra1n is available – Jailbreak iPhone and iPod 3.1.2 firmware

George Hotz has finally released his software blackra1n to jailbreak your iPhone and iPod 3.1.2 firmwares. According to George Hotz: “So, what is blackra1n? blackra1n is a 30 second ALL device 3.1.2 jailbreak. Even the ipt3, but the ipt3 is tethered. In order to boot it, just rerun blackra1n. As far as donations go, they are much appreciated, but not until after blackra1n works for you. I never ask for donations before the tool is released.”
So if you have succeeded in jailbreaking your iPhone or iPod 3GS, you can visit George Hotz website to donate.

Warning 3g and 3gs unlockers, do not upgrade to 3.1.2 using iTunes if you want to keep your unlock. Baseband cannot be downgraded. Check out the dev team’s offerings. Also blackra1n doesn’t hacktivate.

You can download blackra1n app from this site by click on windows icon. It is only available for windows currently. However if you want to downgrade your iPhone, you can read more how to downgrade the software and then you can hack it with redsnow or other softwares.