Original iPhones (metal back, silver color, referred to as 2G iPhone) are blessed with a fully unlockable baseband 04.05.04_G. It entitles the iPhone 2G to be easily hackable. So lets get the ball rolling and get to the latest 3.1.3 firmware with a full unlock, jailbreak and activation in place!
Step by Step :
Download redsn0w 0.9.3 from downloads section and extract them to your Desktop [Both Mac and Windows versions of redsn0w are available there]
Connect your iPhone 2G to your PC/Mac and launch iTunes [Update iTunes to the latest version]

Update to …

CAUTION CAUTION CAUTION CAUTION : Please leave a comment if you don’t know what you are doing. Better safe than sorry. You are warned, now proceed!
iPhone 2G, 3G, 3GS users can now safely update to 3.1.3 firmware without updating the baseband (for unlock). If you are not the one to download all the various files and just want the ultimate result, these files are waiting for you to download! If you rather want to start from scratch, download Pwnage 3.1.5 tool for Mac.

Caution #1 : A restore is going to wipe the …

Geohot released blackra1n (jailbreak) and blacksn0w (unlock) for the latest firmware/baseband combo on 3G and 3GS iPhones for both Mac and Windows platforms!
Features of blackra1n RC3 :
– Jailbreak / Unlock
– Hacktivate or legit activation
– All Macs (Intel and PPC) and windows
– (Possible) Tethering option enabled

UPDATE : If you have 3.1.3 iPhone 3GS + 5.11.07 baseband and if blackra1n doesn’t work, try blacksn0w RC2 which can be installed by adding http://cydia.pushfix.info into Cydia sources. Please post a comment if you still have problems unlocking your 3GS.

Step by step instructions : …

iPhone 2G, 3G, 3GS users can now safely update to 3.1.2 firmware without updating the baseband (for unlock). If you are not the one to download all the various files and just want the ultimate result, these files are waiting for you to download! If you rather want to start from scratch, download Pwnage 3.1.4 tool for Mac.

Caution #1 : A restore is going to wipe the iPhone clean. Hence, please backup your iPhone using iTunes and then proceed.

More info about these custom firmware files :

Has factory boot logos …

Within few days of Geohot’s Blackra1n, a much more elegant jailbreaking solution for the iPhone and iPod Touch is now released – Pwnage 3.1.4 for Mac (Download it here). This time around, users don’t have to fiddle around with DFU mode like they did with the last iteration of this tool.
All you have to do is create the custom firmware and Option-Restore (Mac) / Shift-Restore (Windows) the custom firmware in iTunes!
Those of you who want the custom firmware, download them here!

Update : Mac version is now released too! Download it here. I prefer Dev Team’s solution cos’ we can preserve the baseband fro unlock!
Geohot released a Windows version of jailbreak only tool for iPhone 3G, iPhone 3GS, iPod Touch 2G/3G running at 3.1/3.1.2 firmware. Before even thinking about this jailbreak program, read this important warning over and over!
Blackra1n won’t Unlock 5.11 baseband. It just jailbreaks and it won’t hacktivate. This translates to the following :
You can use this program ONLY if you have an official iPhone contract and you don’t …

[img source : Apple.com]
iPhone 3GS users can now safely update to 3.1 firmware without updating the baseband (for unlock). If you are not the one to download all the various files and just want the ultimate result, these files are waiting for you to download! If you rather want to start from scratch, download Pwnage 3.1.3 tool for Mac.

Caution #1 : Please proceed further ONLY if you have an iPhone 3GS. iPhone 2G or 3G owners should follow this guide instead.
Caution #2 : A restore is going to wipe the …

Apple released 3.1 with not so many feature enhancements. Please refrain from updating either iTunes or iPhone firmware using automatic updates. These will soon be patched for continued jailbreak and unlock support.
If you update, you may permanently lose any chance of unlock (atleast for months!). The following screenshot by Musclenerd of Dev Team fame proves that baseband for iPhone 3.1 can already be preserved. So, sit tight and wait for an updated firmware or better yet, pwnage tool to tailor an ipsw yourselves!

Geohot first released the 3GS Jailbreak solution and the Dev Team, who initially planned on releasing their version of the Jailbreak after Apple released iPhone 3.1 firmware had no other choice but to release it immediately! Dev Team’s redsn0w handles the jailbreak for your iPhone 3GS more like the 3G and 2G variations.

Download redsn0w using the following links :
redsn0w for Mac OS X
redsn0w for Windows
redsn0w for Linux (introducing!)
Click here for a simple and quick guide to get you up and running with this revolutionary iPhone 3GS jailbreak. Don’t hesitate …

UPDATE : iPhone 3GS has a different security feature which disables it from using any other firmware rather than the latest available. So, if you still need Unlock and Jailbreak, custom firmware (look in categories) is the only option we have. The following article is not recommended anymore. Thank you.
Geohot rules yet again! He was the one to have unlocked the iPhone first generation phone back in 2007 and now, he is back with more! This time it is iPhone 3GS that is unlocked and jailbroken by the hacking maestro …