Over the last day or so the unlocking aspect of the jailbreak community has seem to hit a red hot patch, with potential unlockers first all being introduced to a new method of iPhone unlocking using a procedure which takes advantage of Sam Bingner’s Subscriber Artificial Module (SAM), and now we have the news that the latest GEVEY Ultra 5.1 now supports the GSM iPhone 4 running iOS 5.1 with modem firmwares up to 04.12.01.

Last year, company by the name of CutYourSim caused a mixture of excitement, confusion, and subsequent disappointment and cynicism when it released a permanent unlock procedure – only for the service to be abruptly halted once Apple caught wind of what was occurring.

Interesting developments in the world of iPhone unlocking today, with the news that the controversial GEVEY SIM continues to unlock iPhone 4, even when updated to iOS 4.3.4.

It seems everyone and their grandmother has gotten a hold of iOS 5 betas this time around, and with such popularity comes the usual questions: Can it be jailbroken, and can it be unlocked?

GEVEY Ultra is a new iPhone 4 unlock SIM that doesn’t require dialing 112 emergency number. All you need is this custom SIM card and 15 minutes of your time to have your iPhone 4 permanently unlocked, on any baseband, running any firmware, up to iOS 5!

One thing US iPhone users have always wanted to do has been unlocking their phones, especially since unlocked phones have been available in other countries for a while. If a Twitter source is to be believed, the wait will soon be over, as US Apple Stores might be getting unlocked iPhone 4’s in just 3 days.

Gevey SIM is a hardware-based unlocking method for iPhone 4 which works with most basebands. Today, we received a tip from a reader who has tested Gevey SIM on iOS 5… and it works!

Ultrasn0w 1.2.3 has been released today to make the unlock compatible with iOS 4.3.3 on iPhone 4 and 3GS, running on the old baseband.

The iPhone Dev Team today has released an updated version of Ultrasn0w unlock to make it compatible with iOS 4.3.2 on iPhone 4 and 3GS, running on the old baseband.

Two weeks ago we told you about CutYourSIM, a company offering permanent iPhone unlocks without the need for jailbreaking. We told of our concern about just how the unlocks were being carried out and now, unsurprisingly, the company has withdrawn the service.

iPhone developer DjayB6 has released a new version of his “Ultrasn0w Fixer For 4.3.2” to make Ultrasn0w 1.2.1 unlock for both iPhone 4 and 3GS (old basebands only) compatible with the latest iOS 4.3.2 firmware.

The iPhone Dev Team today has released an updated version of Ultrasn0w unlock to fix signal bar issues on iOS 4.3.1 compatible iPhones, running on the old baseband.