A Simple #WhatsApp Security Flaw Exposed 3.5 Billion Phone Numbers

Vienna researchers retrieved all WhatsApp numbers. The 3.5 billion profiles represent the largest data leak in history—and it's worse than you might think.

3.5 Billion Accounts: Complete WhatsApp Directory Retrieved and Evaluated

Vienna researchers retrieved all WhatsApp numbers. The 3.5 billion profiles represent the largest data leak in history—and it's worse than you might think.

Security (www.heise.de)