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AT&T customers customer data exposed after AT&T breach

Data Leak
First reported
Last updated
Happening score
H score 78
1 unique sources, 1 articles

Summary

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A self-claimed leak of AT&T customer call and text metadata exposed records for tens of millions of people, including source and destination numbers, timestamps, and durations. The claim was tied to Kiberphant0m and to public extortion of telecom companies. The exposure created broad privacy risk and increased pressure on victims not to have the data published.

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Timeline

  1. 26.09.2026 00:44 2 articles · 2h ago

    AT&T customers customer data exposed after AT&T breach

    Initial Disclosure

    A self-claimed telecom data theft surfaced in 2024 when Kiberphant0m said he had stolen AT&T call and text metadata for tens of millions of customers. The exposed records reportedly included source and destination numbers, timestamps, and call durations.

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