Security Flaw in WhatsApp API Exposes 3.5 Billion Accounts
Security Flaw in WhatsApp API Exposes 3.5 Billion Accounts Background and Context The recent discovery that researchers were able to compile a staggering list of 3.5 billion mobile phone numbers and associated personal information from WhatsApp has highlighted severe vulnerabilities in one of the world’s most popular messaging platforms. The flaw stems from a contact-discovery…