Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Update, Jan. 25, 2025: This story, originally published Jan.
With two-factor authentication, a trusted phone number or trusted device helps verify your identity when you sign in to a new device or browser.
WhatsApp is today making its new two-step verification feature available to all. Once enabled, WhatsApp will require you to enter a six-digit passcode when you attempt to verify your phone number.
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