Massive AT&T Data Leak Exposes 86 Million Customer Records with Decrypted SSNs
A newly disclosed breach has shaken the cybersecurity landscape: hackers have leaked a massive dataset containing over 86 million AT&T customer records, including decrypted Social Security Numbers (SSNs). Originally posted on a Russian cybercrime forum in May 2025 and reuploaded in early June, the dataset has now spread widely across threat actor channels. What's in the Leak? The exposed records contain: Full names Dates of birth Phone numbers Email addresses Physical addresses Approximately 44 million decrypted Social Security Numbers The threat actor claims that both SSNs and dates of birth were encrypted in the original source but have now been fully decrypted-indicating either a failure in encryption management or additional compromise. Possible Connection to Previous AT&T Breaches While AT&T has previously suffered data breaches, including the 2024 Snowflake-related breach affecting 110 million users' call and text metadata, this incident appears different. That earlier breach reportedly did not include personally identifiable…