Zero-click

An attack that compromises a device without the user clicking, opening or doing anything, usually by exploiting a flaw in how a messaging app or the operating system automatically processes incoming messages or media. Users have almost no way to notice it, so the main defense is installing phone and messaging-app updates quickly; high-risk staff can also enable hardening features such as Apple's Lockdown Mode.

Further reading: googleprojectzero.blogspot.com

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