iOS 4.3.1 Jailbroken Using PwnageTool
Apple Releases iOS 4.3.1 For iPhone , iPad And iPod Touch
Celeste: Jailbreak App Allows iPhone , iPad And iPod Touch Users To Transfer Files To Any Device Via Bluetooth
PwnageTool 4.2 For Mac: iOS 4.2.1 Untethered Jailbreak For iPhone , iPad, iPod Touch & Apple TV 2G Released; Fixes iBooks Problem
JailbreakMe 2.0 Released To Jailbreak iPhone 4, iPhone 3GS, iPhone 3G On iOS 4, iOS 4.0.1 And iPad On iOS 3.2.1, iOS 3.2 Using Mobile Safari [Updated]
Sn0wbreeze 2.3 Beta 4 For iOS 4.3 Released; Allows Users To Unlock iPhone 4 Baseband 01.59.00, iPhone 3GS Basebands 05.13.04 Or Earlier Using Ultrasn0w
How To Downgrade iPhone 3G From iOS 4 To iPhone OS 3.1.3