META BOOSTS SCAM PROTECTION ON WHATSAPP AND MESSENGER

Summary from the TLDR InfoSec newsletter

Meta introduced enhanced scam protections for WhatsApp and Messenger, including screen-sharing warnings during video calls with unknown contacts and on-device behavioral analysis to flag suspicious messages, with optional cloud-based AI review that breaks end-to-end encryption. The company removed over 21,000 fake customer support Facebook pages targeting users through comment monitoring on legitimate airline, travel agency, and bank accounts, part of broader scam trends targeting seniors with fake home remodeling and government debt relief schemes. Security teams should educate users, especially vulnerable populations, about enabling these protections, including Passkeys and Security Checkup features, while noting that cloud-based AI analysis compromises message encryption.