Instructions on how to jailbreak and unlock your iPhone 3G on iOS 4.2.1 firmware using RedSn0w for Windows. This tutorial will show you how to upgrade your baseband if needed for unlocking.
iH8Sn0w says there is a possibility an untethered jailbreak will be released for iOS 6.1.3/6.1.4 and recommends staying on iOS 6 or downgrading back to iOS 6 if you are already on iOS 7.
Yale has announced the release of a new 'Assure Lock 2 Touch', its first fingerprint smart lock; as well as, 'Assure Lock 2 Plus', its first smart lock with Apple Home Key support.
CoolStar has announced that the Electra jailbreak will soon support iOS 11.4b3 and advised all users on a higher firmware version to downgrade while they still can!