, unofficial custom bundles, Universal Ramdisk Fixes and tetheredboot utility.
tools are released.
As always, I give my standard warning not to update and wait for the jailbreak release. This time, I am giving some extra caution, however.
With 4.3 comes apple ’s implementation of address space layout randomization (ASLR). In short, this will mess up the way mobile substrate works. You will need a new mobile substrate in order to use your favorite (more…)

iPhone Dev team has provided the following details for users who want to jailbreak their iPhone ,
The best news of all is for owners of iPhone 3G, older iPhone 3GS, and non-MC iPod touch 2G. Due to a combination of our original pwnage2 exploit, the arm7_go exploit, 24kpwn, and limera1n, your device is “just as jailbreakable as ever.” You reap the full benefit of an untethered 4.2.1 jailbreak.
Next are the owners of all the more recent devices. (more…)

By all accounts, we’re within a few days of Apple ’s official public release of Firmware 4.2. Here’s what you need to know:
Thanks to geohot’s limera1n exploit, and our original pwnage2 exploit, and @pod2g’s ipod 2g-MC exploit, absolutely all devices at all iOS firmware versions are capable of being jailbroken.
The untethered jailbreak of those very latest FWs and latest devices depends on @comex hacks. His hacks so far extend only to (more…)

In a blog post,
This time of year there are lots of new iPhone owners, and not everybody knows that accepting new iOS updates is the surest way to lose your jailbreak and/or unlock. While those of you who have Cydia or TinyUmbrella backups of your FW hashes will always be able to get back to 4.0.1 if you make this mistake, this doesn’t hold for unlockers. There’s currently no known way to revert your baseband — if you update your baseband (more…)

We're gonna be able to give you an unlock with the jailbreak.
It will probably be the usual thing where you jailbreak and then install ultrasn0w from Cydia.
Looks like one version of the iPhone 4 unlock fits into just two AT commands… @planetbeing 's loader is awesome
(bruteforcing your phones unique unlock code is huge computational effort, but to start you need seczone dump)
a successful bruteforce of your unique unlock code (more…)

MuscleNerd of the iPhone Dev Team has advised users who want to jailbreak and unlock their iPhone to avoid upgrading to iOS 4.0.1:
Obviously avoid today's 4.0.1 update until JB tools are updated.
However, the good news is that the baseband hasn’t changed in iOS 4.0.1 so Ultrasn0w 0.93 that should be able to software unlock your iPhone (once it is jailbroken).
iPhone Dev team had released Ultrasn0w 0.93, their software solution to unlock (more…)

According to the release notes, iTunes 9.2 includes the following new features and improvements:
Sync with iPhone 4 to enjoy your favorite music, movies, TV shows, books and more on-the-go
Sync and read books with iPhone or iPod touch with iOS 4 and iBooks 1.1
Organize and sync PDF documents as books. Read PDFs with iBooks 1.1 on iPad and any iPhone or iPod touch with iOS 4
) are recommending users to avoid installing iTunes 9.2 if they want (more…)

WARNING! At 10.30AM PST on February 2nd 2010 Apple released the 3.1.3 version (7E18) of the iPhoneOS.
If you care about your jailbreak and unlock, don’t update your device – 3G and 3G(S) owners should pay particular attention to this warning.
PwnageTool and redsn0w are not yet compatible with 3.1.3
There is no estimated release time for compatible tools (please don’t bug us about this).
It also looks like iPhone OS 3.1.3 also updates the (more…)

Earlier this month, Palm had released an
that enabled Pre to sync with iTunes with the help of a hack that changed Pre's USB Product ID to that of iPod Video's and thus enabling the syncing to happen. As a follow up, Apple has now released a new version of iTunes which has disabled the syncing; yet again.
However, the new release of iTunes is not solely to counter Palm's advances. Rather, it has a more important update in the form (more…)

WARNING! At 10.20AM PDT on October 8th 2009 Apple released the 3.1.2 version (7D11) of the iPhoneOS.
If you care about your jailbreak and unlock, don’t update your device – 3G and 3G(S) owners should pay particular attention to this warning.
PwnageTool and redsn0w are not yet compatible with 3.1.2
There is no estimated release time for compatible tools (please don’t bug us about this).
for Mac to allow iPhone 2G,
to upgrade to iPhone (more…)