Experts found an unsecured 16TB database containing 4.3B professional records

An open 16TB database exposed 4.3B professional records. It was unsecured and only closed after researchers alerted the owner. A 16TB unsecured MongoDB database exposed about 4.3 billion professional records, mainly LinkedIn-style data, enabling large-scale AI-driven social-engineering attacks. The researcher Bob Diachenko and nexos.ai discovered the unsecured DB on November 23, 2025, and it wasSecurity AffairsRead More