Railway Breach Exposes Customer Secrets, Fuels AI-Powered Threats A security breach at Railway exposed sensitive customer secrets, and a cryptocurrency theft transaction was detected at least two hours before the incident was officially disclosed. The breach allowed an unauthorized third party to potentially access encrypted environment variables, affecting a subset of Railway users. A security breach at Railway exposed sensitive customer secrets, with a cryptocurrency theft transaction detected at least two hours before the incident was officially disclosed. The breach allowed an unauthorized third party to potentially access encrypted environment variables, affecting a subset of users.