It was bound to happen: Two-factor authentication (2FA) – that extra step that’s supposed to keep our devices and personal information safe – just no longer cuts it.

The idea behind 2FA is simple: You log into a given account using your user name and password from a new browser, location or device, and you get second authentication request, like a text with a temporary PIN.

You enter this temporary code and voila – you’re in. Because most hackers can’t access your phone, your account should be safe. Your Facebook and LinkedIn accounts already should have 2FA set up. If not, learn how to set up 2FA on your most popular accounts using my step-by-step guide…

https://www.usatoday.com/story/tech/columnist/komando/2018/12/20/why-you-should-get-secondary-phone-number-protect-yourself-online/2336163002/

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