3 ms·Enumerating 3B Accounts for Security and Privacy [pdf]4 points by staticBr 10mo agostaticBr 10mo agoUniversity of Vienna scraped 3 Billion WhatsApp Accounts. This is their Paper ... nice read.signa11 10mo agodupe [https://news.ycombinator.com/item?id=45976393 https://news.ycombinator.com/item?id=45976393]