Russian Railways Data Breach History

This page tracks the Russian Railways data breach history and cybersecurity incidents affecting Russian Railways (Russia). BreachHistory currently indexes 3 publicly disclosed or catalogued incidents spanning 2019 through 2025, with approximately 3.2 million records reported as exposed across all indexed events. These totals may include overlapping datasets or third-party estimates and should not be interpreted as unique affected users.

The Russian Railways breach timeline includes major data breaches, cyber attacks, data leaks, credential exposures, API abuse, and other security incidents. Each incident provides details on the estimated records exposed, attack method, affected data types, and supporting public sources. Currently, 0 incidents are company-confirmed.

Largest Russian Railways Data Breaches

The largest indexed incidents include the 2021 Russian Railways — 700K employees, 1.3M passengers, the 2019 Russian Railways — 703K employee records, and the 2025 Russian Railways — 500K employee records. Record counts originating from threat actors or leak sites should be treated as estimates unless confirmed by Russian Railways or a regulator. Below is the list of large data breaches:

• 2021 2021 Russian Railways — 700K employees, 1.3M passengers — about 2.0M records exposed · Catalogued incident
• 2019 2019 Russian Railways — 703K employee records — about 703.0K records exposed · Catalogued incident
• 2025 2025 Russian Railways — 500K employee records — about 500.0K records exposed · Catalogued incident

What Information Was Exposed?

Depending on the incident, exposed data may include email addresses, passwords, phone numbers, names, profile information, account identifiers, and other personal information (PII). The exact data varies between incidents, so review each breach page before assuming your information was affected.

Russian Railways Data Breach 2026

At the time of this update, no Russian Railways data breach has been catalogued for 2026. New incidents are added as official disclosures, regulatory filings, or credible cybersecurity reports become available.

What To Do If You Were Affected

If you believe your account may have been involved in a Russian Railways data breach, change any reused passwords, enable multi-factor authentication (MFA), monitor your account for suspicious activity, and be cautious of phishing emails or fake breach notifications.

This Russian Railways breach history is maintained by BreachHistory using public disclosures, regulatory filings, security research, and clearly labelled third-party claims. For the complete breach timeline, records exposed, incident details, and AI Breach Risk Score, explore the sections on this page.