By Diablo Tech Blog | June 5 2026 WhatsApp, with over 2 billion monthly active users, remains one of the world's most popular messaging platforms. However, its ubiquity also makes it a prime target for scammers. In response, Meta is developing "Scam Alert," a new on-device feature that flags potentially fraudulent messages from unknown contacts while fully preserving end-to-end encryption. This article provides an in-depth analysis of the feature, its technical underpinnings, broader context within Meta's anti-scam efforts, common WhatsApp scams it aims to counter, privacy implications, and what users can expect. The Announcement and Current Status If it detects scam-like patterns, it displays a warning banner in the chat. Users then have options to: Block and report the sender. "Trust" the contact and continue the conversation. The feature emphasizes privacy: "Your messages always stay private and end-to-end encrypted," and "no one who me...
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