Researchers claim 'largest leak ever' after uncovering #WhatsApp enumeration flaw - https://www.theregister.com/2025/11/19/whatsapp_enumeration_flaw/ "researchers were able to gather user details at a rate of over 100 million accounts per hour by plugging in 63 billion phone numbers generated using a tool they built"
Glyn Moody
and 2 others
boosted
"Vienna researchers retrieved all #WhatsApp numbers. The 3.5 billion profiles represent the largest data leak in history"
"...downloaded all 77 million profile pictures visible to everyone—a proud 3.8 terabytes in total. In a random sample of half a million images drawn from this, a facial recognition routine found a human face in two-thirds of cases."
"Vienna researchers retrieved all #WhatsApp numbers. The 3.5 billion profiles represent the largest data leak in history"
"...downloaded all 77 million profile pictures visible to everyone—a proud 3.8 terabytes in total. In a random sample of half a million images drawn from this, a facial recognition routine found a human face in two-thirds of cases."