Google reveals why it should really, really have your phone number

Love it or leave it, two-factor authentication works. It is cumbersome, requires extra steps, but cuts down on hacking and fishing significantly. Google’s approach with a recovery phone number for your account works wonders, too, and the company collaborated with New York University and the University of California, San Diego to prove it.

What the researchers found in one of the largest studies of this kind, is that “simply adding a recovery phone number to your Google Account can block up to 100% of automated bots, 99% of bulk phishing attacks, and 66% of targeted attacks that …

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