iPhone/iTouch Jail Breaking

I’ve been asked a whole lot recently about how to do this. So here are the links I HIGHLY recommend:
Hope this helps.

[UPDATE! The latest & greatest information is now here:
Great new article from Gizmodo on jailbreaking iPhones and iPads]

This is the site to start at!!:

http://www.quickpwn.com/2009/01/jailbreak-firmware-2-2-1.html

Forums which will tell you how to use the downloads below:
http://www.quickpwn.com/2009/01/jailbreak-firmware-2-2-1.html

QuickPWN
Software Version: 2.2.5-2
Creator: iPhone Dev Team and poorlad
Description: QuickPWN allows you to unlock and jailbreak your iPhone and jailbreak your iPod Touch so you can modify it, SSH into it, choose your own theme and many other cool things.
Downloads:
For Windows:
http://www.quickpwn.com/2009/01/jailbreak-firmware-2-2-1.html
Mac:
http://quickpwn2-2-1.googlecode.com/files/QuickPwn_2.2.5.dmg

iPhone Firmware
iPhone firmware 2.2

iPhone 2.2.1 firmware

iPhone 3G Firmware
iPhone 3G 2.2 firmware

iPhone 3G 2.2.1 firmware

iPod Touch Firmware

iPod Touch 1G 2.2.1 firmware

iPod Touch 2G 2.2.1 firmware

Software Downloads

WinSCP – WinSCP allows you to SSH into your iPhone/iPod Touch and add/remove/edit files and execute commands.

AND:

See Here:
http://www.ipodtouchhacks.com/ipod/touch/jailbreak/