Apple has just released iOS 4.3.5 for the iPhone, iPad, and iPod touch. This is just a minor security update so we would recommend against updating. 4.3.3 is the safest firmware to be on right now with multiple jailbreaks out for it. If you update you will lose your unlock and jailbreak,
iOS 4.3.5 Software Update
Fixes a security update with certificate validation. Products compatible with this software update:
• iPhone 4 (GSM model)
• iPhone 3G
• iPhone 2
• iPhone
• iPod touch (4th generation)
• iPod nano (3rd generation)
