As we suspected when Apple added a warning to a pre-release version of iOS 7 that non-certified cables may not work reliably with iPhones, the launch version is actually blocking some of them from charging the phone. Certified cables contain a chip that allows them to authenticate.
We first spotted this in a Reddit post, and have since confirmed. The warning message itself is unchanged, but it’s no longer an empty threat – though as seen in comments, some non-certified cables are still working. Possibly ones that use cracked chips. The good news is that there is a workaround for others, but it’s not pretty … Read more