Att Data Breach 2024 Social Security Number. At&t said the breach on saturday affected about 7.6 million current and 65.4 million former at&t customers. At&t said saturday that a dataset.

The telecommunications giant said on march 30 that personal details—including social. At&t said the breach on saturday affected about 7.6 million current and 65.4 million former at&t customers.