2021 CAT exam — 190K applicants, dark web sale
Data compromised
Names, DOB, emails, exam results, addresses
Technical writeup
Personal info and exam results of 190K CAT applicants leaked on dark web. Names, DOB, emails, mobile, addresses, 10th/12th results, degree details, CAT percentiles. Second CAT breach by same actor (2019 also leaked).
Root cause
Unauthorized access; data exfiltration