Study highlights iOS and Android security flaws exploited by law enforcement

New research conducted by cryptographers at Johns Hopkins University has found that governments and law enforcement agencies around the world already have methods and tools that allow them to access locked smartphones by exploiting security holes in iOS and Android devices ( via Wired).

“It really shocked me, because I got into this project thinking that these phones really well protect user data,” says Matthew Green, who oversaw the study.

The researchers explained that when an iPhone is turned off and starts up, all data is in a state that Apple calls “Full Protection”. But once the phone is unlocked the first time after a reboot, a lot of data shifts into a mode called “After First Unlock” or AFU.

Android also has a similar setup to iOS but with one key difference. Android has a “Full Protection” version that is applied before the first unlock. After that, the phone data is essentially in the AFU state.

The main difference between Complete …

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