Vianet Data Breach (2020)
In April 2020, the Nepalese internet service provider Vianet suffered a data breach. The attack on the ISP led to the exposure of 177k customer records including 94k unique email addresses. Also exposed were names, phone numbers and physical addresses.
Related breaches
Match Group (Tinder, Hinge, OkCupid) Data Breach — January 2026
ShinyHunters claimed responsibility for stealing over 10 million Match Group user records in early 2…
Crunchbase Massive Personal Records Leak — January 2026
ShinyHunters exfiltrated approximately 2 million records from the business-intelligence platform Cru…
149 Million Credential Mega-Exposure — January 2026
Security researchers discovered a publicly exposed 96 GB database with 149 million unique logins cov…
A breach leaks your credentials. Then hackers chain those credentials to your address, family, phone, and employer using public broker sites. We’re the only tool built around that chain.
⚠ Were you in this breach?
Free email scanner. We check your address against 15.4B+ leaked records in 15 seconds — then show you the $19 cleanup that removes you from the broker sites aggregating leaked data.
Check my email — free →