We have seen several security flaws discovered in iOS in the past that let people bypass a user’s lock screen by using a convoluted sequence of taps and swipes. The good news is by the time enough people learn about these vulnerabilities for them to pose a serious threat, they’re often already addressed in an update from Apple. Since so many people update to the latest versions of Apple’s iOS software so quickly, threats are often minimized.
The bad news, however, is that each time one hole is plugged, a new one is discovered.
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