Find Others On Facebook By Guessing Phone Numbers

Calling this an oversight is a bit of an understatement.

Software engineer Reza Moaiandin has learned that it's possible to scoop up the public details of legions of Facebook users simply by guessing phone numbers with a random number generator. You see, the social network defaults to letting anyone search for you using your phone number, even if it's unlisted -- as there's no search limit, all it takes is a script to harvest the user IDs for thousands of people.

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