iOS 7.1 (build 11D167) is an official Apple over-the-air update for the iPhone 5s (Global), released on 2014-03-10T16:58:55Z. The update package is 268.84 MB. This is a delta (partial) update that requires 7.0.6 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 7dc39392b1eda8efa44fd7f89ea367214d2fcafd.zip.