Therefore, nearly every new version of iOS requires a new set of vulnerabilities to jailbreak the device. ... This usually means it has to be connected to a computer, every time it is switched off and on again. ... However, this alone would not be considered a jailbreak, because without an additional kernel exploit, it is not possible to ... Untethered Jailbreaks Untethered jailbreak is the term coined for capitalizing on a persistent vulnerability that will not disappear by rebooting the device.
|Title||:||iOS Hacker's Handbook|
|Author||:||Charlie Miller, Dion Blazakis, Dino DaiZovi, Stefan Esser, Vincenzo Iozzo, Ralf-Philip Weinmann|
|Publisher||:||John Wiley & Sons - 2012-04-30|