iOS 6.1.4 (build 10B350) is an official Apple over-the-air update for the iPhone 5 (GSM). The update package is 108.04 MB. This is a delta (partial) update that requires 6.0.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 85d293eb03fd713bd67062c978813c14c5e326ea.zip.