Breach Intelligence

6,873

Total breached databases

Sometime before November 2020, the Russian-language cycling enthusiast forum Planeta Velo (planetavelo.com) allegedly suffered a data breach that was later distributed as part of the Cit0day breach collection. Reports suggest approximately 1,050 records were exposed, including email addresses, usernames, IP addresses and passwords stored as bcrypt hashes.
  • Data: Email Addresses Passwords Usernames IP Addresses
  • Records: 1,056
  • Lines: 1,056
  • Size: 148.03 KB
  • Passwords: BCrypt
  • Cracked: 0%
In December 2025, Kassy.ru, a Russian ticketing service that sells event tickets across more than 100 Russian cities, allegedly suffered a data breach that was published on a hacking forum. Reports suggest over 300,000 users were affected. The exposed booking data included full names, phone numbers, email addresses, and booking creation dates.
  • Date: Dec 2025
  • Domain: kassy.ru
  • Country: Russia
  • Category: Streaming & Entertainment
  • Data: Email Addresses Names Phone Numbers Geographic Locations Site Activity
  • Records: 500,545
  • Lines: 500,629
  • Size: 138.85 MB
  • Passwords: No
Nomer.io, a Russian phone-number lookup and caller-identification service, allegedly suffered a data breach. Reports suggest data belonging to approximately 210,000 users was exposed, including email addresses, plaintext passwords, and account activity dates. The exposed account records span from 2017 to 2021.
  • Date: 2021
  • Domain: nomer.io
  • Country: Russia
  • Category: Data Brokers
  • Data: Email Addresses Passwords Site Activity
  • Records: 4,487,839
  • Lines: 4,487,854
  • Size: 328.53 MB
  • Passwords: Plaintext
Jeep-Manual.ru, a Russian-language website providing Jeep vehicle repair manuals and owner resources, allegedly suffered a data breach. It has been reported that the breach exposed approximately 500 records belonging to the site's registered users. Reports suggest the compromised data included email addresses and plaintext passwords.
  • Data: Email Addresses Passwords
  • Records: 751
  • Lines: 751
  • Size: 18.52 KB
  • Passwords: Plaintext
klub31.ru, a Belgorod-based entertainment and leisure directory and events guide, allegedly suffered a data breach. Reports suggest approximately 770,000 records were exposed, including email addresses and MD5-hashed passwords.
  • Data: Email Addresses Passwords Geographic Locations
  • Records: 767,760
  • Lines: 767,760
  • Size: 43.35 MB
  • Passwords: MD5
  • Cracked: 0%
Gameawards.ru allegedly suffered a data breach. Gameawards.ru is a Russian gaming website. Reports suggest approximately 22,000 individuals were affected. The exposed data allegedly included email addresses and MD5 password hashes. The data later resurfaced as part of the Cit0day breach collection in 2020.
  • Data: Email Addresses Passwords
  • Records: 22,940
  • Lines: 22,940
  • Size: 1.29 MB
  • Passwords: MD5
  • Cracked: 0%
Sometime before November 2020, the Russian web hit-counter and traffic-statistics service HitCounter.ru (hitcounter.ru) allegedly suffered a data breach. The data surfaced as part of the Cit0day breach collection. Reports suggest approximately 100,000 records were exposed, including email addresses and plaintext passwords.
  • Date: Nov 2020
  • Domain: hitcounter.ru
  • Country: Russia
  • Category: Technology
  • Data: Email Addresses Passwords Geographic Locations Usernames
  • Records: 105,035
  • Lines: 105,036
  • Size: 3 MB
  • Passwords: Plaintext

Frequently Asked Questions

A data breach is unauthorized access to data (often involving account takeover, malware, or misconfigured infrastructure). A data leak is exposure of data due to mistakes like public cloud storage, open databases, or accidental publishing. A database dump is a packaged dataset that may come from a breach, leak, scraping, or aggregation.

Change passwords for any affected accounts immediately, prioritizing email, banking, and any account that shares the same password. Enable multi-factor authentication wherever possible. Monitor your accounts for suspicious activity and consider placing a fraud alert or credit freeze if financial data was exposed.

Start with containment and verification: confirm what data was exposed, identify the entry point, rotate credentials (especially SSO, VPN, email), and enforce MFA. Then investigate affected systems, notify stakeholders as required, and harden controls to prevent recurrence. A structured incident response plan helps keep the work measurable and compliant.

Dark web monitoring helps you spot exposure signals early — before stolen data is widely reused for account takeover or targeted attacks. Monitoring complements vulnerability management by revealing when attackers already have leverage. Pair it with continuous attack surface monitoring and strong Asset Discovery to reduce blind spots.

Not always. Some datasets are old, incomplete, or derived from third parties. However, any exposure increases risk because credentials and personal data can be reused indefinitely. Treat it as a priority signal: rotate credentials, enforce MFA, review suspicious logins, and audit the systems that could have produced the data.

SynScan helps you connect the dots between attack surface exposure, vulnerabilities, and breach signals so you can prioritize remediation and reduce the chance of repeat incidents.