A Simple WhatsApp Security Flaw Exposed 3.5 Billion Phone Numbers

November 18, 2025 Andy Greenberg

By plugging tens of billions of phone numbers into WhatsApp’s contact discovery tool, researchers found “the most extensive exposure of phone numbers” ever—along with profile photos and more.

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14 Best Housewarming Gifts We Can't Stop Using (2025): Coasters, Blenders, Sheets
14 Best Housewarming Gifts We Can't Stop Using (2025): Coasters, Blenders, Sheets

Make a house into a home with these gifts, whether your recipient is moving into their first house or a gre...

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15 Best Office Chairs of 2025— I’ve Tested Nearly 60 to Pick Them
15 Best Office Chairs of 2025— I’ve Tested Nearly 60 to Pick Them

Sitting at a desk for hours? Upgrade your WFH setup and work in style with these comfy WIRED-tested seats.