Apple's Activation Lock can help deter thieves, but what happens if you’ve bought a second-hand iPhone with the Find my iPhone Activation Lock still active? Thankfully there are ways around it ...

'Repair State' lets you send in your iPhone for service without turning off Find My or Activation Lock.

“iOS 7 bug allows anyone to disable Find My iPhone and bypass Activation Lock without a password” where “anyone” is someone with physical access to your unlocked phone.

Two researchers claim to have found a way to bypass the activation lock feature in iOS that's supposed to prevent anyone from using an iPhone or iPad marked as lost by its owner.