WhatsApp Vulnerabilities Leak Users’ Metadata Including Device’s Operating System Details

WhatsApp’s multi-device encryption protocol has long leaked metadata, allowing attackers to fingerprint users’ device operating systems, aiding targeted malware delivery. Recent research highlights partial fixes by Meta, but transparency issues persist. Meta’s WhatsApp, with over 3 billion monthly active users, uses end-to-end encryption (E2EE) for message security; however, its multi-device feature reveals device information. In […]

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