The Apple Core

Jason D. O'Grady & David Morgenstern

iPhone Dev Team announces iPhone 3G unlock (updated 2x)

By | December 17, 2008, 9:22am PST

Summary: The iPhone Dev Team yesterday announced an iPhone 3G unlock, codenamed “yellowsn0w.” It’s complete and being packaged into a user-friendly application. The Dev team is targeting for a release date in New Year’s Eve 2008. This unlock is available to iPhone 3Gs with the 2.11.07 baseband or earlier and your iPhone 3G will need to [...]

The iPhone Dev Team yesterday announced an iPhone 3G unlock, codenamed “yellowsn0w.” It’s complete and being packaged into a user-friendly application. The Dev team is targeting for a release date in New Year’s Eve 2008. This unlock is available to iPhone 3Gs with the 2.11.07 baseband or earlier and your iPhone 3G will need to be jailbroken.

We have been working hard on a few other things. The main one being the 3G unlock codenamed “yellowsn0w”. This is now completed and is currently being packaged into a user-friendly application with the simplicity that you see in QuickPwn or BootNeuter.

In an interesting twist, the iPhone Dev Team believes Apple didn’t foil jailbreaking via DFU mode in Mac OS 10.5.6 on purpose, but that a bug in the kernel is responsible for the problems. They even have a workaround:

Lots of users have been experiencing problems with the use of DFU mode after applying yesterday’s 10.5.6 system update.

We believe this behavior is due to a kernel bug not a specific countermeasure by Apple. Possible fixes are (try at your own risk!) -

  1. Replace the following plugin kexts from within IOUSBFamily.kext with the ones from 10.5.5 and then rebuild kextcache (if you don’t understand this, then you shouldn’t attempt it!)
  2. /System/Library/Extensions/IOUSBFamily.kext/Contents/PlugIns/AppleUSBHub.kext

    /System/Library/Extensions/IOUSBFamily.kext/Contents/PlugIns/IOUSBCompositeDriver.kext

  3. Use a USB hub in-between the DFU device and the Mac and insert/reinsert the iPhone’s USB cable.
  4. Use a PwnageTool created .ipsw on Windows! Oh the irony!

Tip: iPhone-Hacks

Update: Headline changed from “releases” to “announces” because the software won’t be available until the end of the year.

Update 2: The IDT has posted a video of the iPhone 3G unlock in action.

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Topics

Jason O'Grady is a journalist and author specializing in mobile technology. He has published six books on Apple and mobile gadgets and his PowerPage blog has been publishing for over 15 years.

Disclosure

Jason D. O'Grady

Jason D. O'Grady is the creator and editor of O'Grady's PowerPage, which has been publishing mobile technology news since 1995. He maintains an advertising relationship with the following legacy advertisers on the PowerPage:

  • Amazon Associates
  • Google Adsense
  • Tekserve
  • Advertising on the PowerPage is brokered by a third-party agency (BackBeat Media) and he recuses himself from these negotiations.

Biography

Jason D. O'Grady

Jason D. O'Grady developed an affinity for Apple computers after using the original Lisa, and this affinity turned into a bona-fide obsession when he got the original 128 KB Macintosh in 1984.

He started writing one of the first Web sites about Apple (O'Grady's PowerPage) in 1995 and is considered to be one of the fathers of blogging. He has been a frequent speaker at the Macworld Expo conference and a member of the conference faculty. He also co-founded the first dedicated PowerBook User Group (PPUG) in the United States.

After winning a major legal battle with Apple in 2006, he set the precedent that independent journalists are entitled to the same protections under the First Amendment as members of the mainstream media.

O'Grady is the author of The Nexus One Pocket Guide, The Droid Pocket Guide, The Google Phone Pocket Guide, and The Garmin nuvi Pocket Guide (Peachpit Press), the author of Corporations That Changed the World: Apple Inc. (Greenwood Press), and a contributor to The Mac Bible (Peachpit Press). In addition, he has contributed to numerous Mac publications over the years, including MacWEEK, Macworld, and MacPower (Japan).

When he's not writing about Apple for ZDNet at The Apple Core, he enjoys spending time with his family in New Jersey.

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