Not necessarily. Remote exploits, definitely, but entirely local jailbreaks that...

JoshTriplett on Nov 8, 2011 | parent | context | favorite | on: Security researcher Charlie Miller booted from App...

Not necessarily. Remote exploits, definitely, but entirely local jailbreaks that require booting the phone into a specialized firmware-loading mode don't actually impact the user's security, just Apple's anti-tampering guards against the user.