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TechRadar
Sead Fadilpašić

WhatsApp’s ‘View Once’ privacy feature could be easily bypassed due to this bug

WhatsApp logo shown on a smartphone.

A privacy feature in WhatsApp was found to have a worrying security flaw, putting its two billion users at risk of sensitive data leaks.

Security researcher Tal Be’ery recently found the bug in WhatsApp's “View Once” feature, which allows disappearing messages. When a user sends a View Once message to someone, that message disappears seconds after being viewed by the recipient. Furthermore, the recipient is blocked from forwarding, or saving the message - and taking screenshots is also blocked.

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