In wake of Twitter hack, Facebook removes the ability to match contacts with phone numbers in Messenger

We recently reported that a security researcher managed to match the phone numbers and accounts of 17 million twitter users he did not know using Twitter's contact search feature. At the time we wondered how other social networks who use the same feature to find your phone book contacts on their social network would prevent […]

Read More: In wake of Twitter hack, Facebook removes the ability to match contacts with phone numbers in Messenger

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