After the long wait, the GreenPois0n jailbreak tool for the iOS 4.1 have been released. It is now available to download, both for Windows and Mac OS X. It could be used to jailbreak iPhone 4, iPod Touch 4G or the iPad on iOS 4.1 and iOS 3.2.2 respectively. Download GreenPois0n for Windows and Mac OS X from the below link.
Download GreenPois0n for Windows and Mac OS X from here.
At the moment, Mac OS X link isn’t live. But shortly, it will be.