Choose aProduct→Choose aPlatform→Choose aVersion→ClickDownload

Download 10.3 (14E277) for iPhone 5s (Global)

Version:	10.3
Build:	14E277
Signed:	No
Size:	2.34 GB
Release Date:	2017-03-27 17:33:44
Upload Date:	2017-03-20 17:10:47
SHA1:	ba0a738b8213f64c6a01e8da1e8473c5501fd0c9
MD5:	4ad25b30e9d6645d27cc74bf91fd1c4c
SHA256:	12f99f4cc47fc31360be972805beca88de1bd59f23ab8ebb42de7816d6072dab

Secure download directly from Apple's servers

IPSW Portal