So I finally joined the 21st century, boosted my Apple nerd cred, and got a funky phone to boot. An iPhone is now in my posession! So far so good, except for one small problem - I have 12 months left on my Orange contract and I don't really want to pay all that off now just to get an O2 contract. I need a way to get the iPhone to work with my Orange SIM. Enter ... QuickPWN and PWNTools ! These two excellent apps allow you to unlock and jailbreak your iPhone in style and comfort. It's not as straightforward as just following the instructions, though, so allow me to elaborate a bit. In order to unlock the iPhone, you need to build a custom IPSW package using PWNtools. This is because QuickPWN only builds a firmware to jailbreak the phone, rather than unlock it. For that, you need to replace to boot loader as well as the firmware. Ick. To build an unlocked boot loader, you need to have a copy of bl46.bin from somewhere. My first experiment in building a custom IPSW with PWN...