WhatsApp’s 2022 Ring-Phase RCE: Code Execution Before You Answer
CVE-2022-36934 gave WhatsApp a CVSS 9.8 integer-overflow RCE that could execute during the video-call ring — before the victim answered. Zero interaction.
WhatsApp’s 2021 Privacy Backlash: The Great Signal Migration
How a privacy-policy notice nobody had read moved millions of users to Signal and Telegram in a week, what WhatsApp actually changed (and what it did not), and why platform-trust collapse is a security event enterprises must plan for.