Breach Intelligence

6,874

Total breached databases

In December 2022, alpmarathon.ru, the official portal for the “Марафоны БАМ” (BAM Marathons) project—an organization managing endurance sporting events in the Irkutsk and Angarsk regions of Siberia, Russia—reportedly experienced a data breach. Reports suggest that the incident affected approximately 14,000 records. Among the compromised data were names, usernames, email addresses, phone numbers, geographic locations, genders, birthdates, and site activity. Passwords were also reportedly exposed, stored in plaintext.
  • Data: Birthdates Email Addresses Genders Geographic Locations Names Passwords Phone Numbers Site Activity Usernames
  • Records: 13,807
  • Lines: 13,845
  • Size: 3.2 MB
  • Passwords: Plaintext
In 2017, phonenumber.to, a website providing access to phone number information and related services, allegedly experienced a security breach. Reports suggest that about 78,000 users' personal data, including names, phone numbers, and geographic locations, were exposed in the incident.
  • Data: Names Phone Numbers Geographic Locations
  • Records: 78,287
  • Lines: 78,328
  • Size: 17.1 MB
  • Passwords: No
In 2022, the website rusdefense.ru, an online store specializing in accessories for weapons, allegedly experienced a data breach. Reports suggest that the breach affected approximately 10,000 subscribers. The exposed data includes email addresses, names, phone numbers, and geographic locations. No passwords were compromised in this incident.
  • Data: Email Addresses Names Phone Numbers Geographic Locations
  • Records: 10,428
  • Lines: 10,486
  • Size: 1.85 MB
  • Passwords: No
In September 2023, the website bearbike.ru, associated with the online bicycle store Bear Bike, allegedly suffered a data breach. Reports suggest that the breach impacted approximately 10,000 subscribers. The compromised data includes email addresses, names, phone numbers, and geographic locations. No passwords were reported as involved in the breach.
  • Date: Sep 7, 2023
  • Domain: bearbike.ru
  • Country: Russia
  • Category: E-commerce & Retail
  • Data: Email Addresses Names Phone Numbers Geographic Locations Usernames
  • Records: 11,174
  • Lines: 11,304
  • Size: 1.32 MB
  • Passwords: No
In April 2022, the fashion retail website BNS-Club (bns-club.ru) allegedly experienced a data breach. Reports suggest that a dump containing data for approximately 67,443 registrants was made publicly available. The scope of the breach includes an estimated total of 68,000 records. Compromised data consists of email addresses, names, phone numbers, geographic locations, genders, and site activity.
  • Date: Apr 28, 2022
  • Domain: bns-club.ru
  • Country: Russia
  • Category: E-commerce & Retail
  • Data: Email Addresses Genders Geographic Locations Names Phone Numbers Site Activity
  • Records: 67,573
  • Lines: 67,705
  • Size: 5.32 MB
  • Passwords: No
In November 2022, the Russian Post (pochta.ru) allegedly experienced a data breach. Reports suggest that pro-Ukrainian hackers released a portion of the Russian Post database containing approximately 141,211 lines of personal information. The compromised data includes names, geographic locations, genders, birthdates, and site activity, while no passwords were involved.
  • Date: Nov 30, 2022
  • Domain: pochta.ru
  • Country: Russia
  • Category: Logistics & Transportation
  • Data: Names Geographic Locations Genders Site Activity Birthdates
  • Records: 141,285
  • Lines: 141,409
  • Size: 94.73 MB
  • Passwords: No
In March 2023, a database referred to as the Russian Customers Instagram dataset was reportedly compromised. The dataset is believed to relate to Instagram users, though its exact origin and method of collection remain unclear. Reports suggest that the incident exposed approximately 130,639 records. Among the compromised data were email addresses, phone numbers, names, and usernames. No passwords were reportedly included in the exposed information.
  • Date: Mar 12, 2023
  • Country: Russia
  • Category: Social Media & Communication
  • Data: Email Addresses Names Phone Numbers Usernames
  • Records: 130,639
  • Lines: 130,701
  • Size: 7.55 MB
  • Passwords: No

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.