Good news for 2nd genaration Apple TV users. Now you can untether jailbreak your Apple TV 2G on iOS 4.3 using Seas0nPass. Firecore has announced the release of Seas0nPass untethered jailbreak for Apple TV 4.2.1 (iOS 4.3) for both Windows and Mac users. It is based on i0n1c’s exploit which is used in untethered jailbreak including Sn0wbreeze 2.5, Redsn0w 0.9.6rc9, and PwnageTool 4.3.
Click here to download Seas0nPass for Mac OS X. Click here to download Seas0nPass for Windows. Then follow the step by step instructions posted here to untether jailbreak your Apple TV 2G on iOS 4.3 using Seas0nPass.