Prometheus: Upcoming Tool Will Allow Users to Downgrade or Upgrade to Unsigned iOS Firmware Version<img style="float: left; margin-right: 10px"  src="

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A few days back, well-known hacker and security researcher Luca Todesco announced that he will work on an iOS 10.1.1 jailbreak based on a kernel and root exploit published by Ian Beer from Google’s Project Zero.   
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Prometheus: Upcoming Tool Will Allow Users to Downgrade or Upgrade to Unsigned iOS Firmware Version