AT&T says criminals stole phone records of ‘nearly all’ customers in new data breach

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AT&T says criminals stole phone records of 'nearly all' customers in new data breach | TechCrunch

The stolen data includes 110 million AT&T customer phone numbers, calling and text records, and some location-related data.

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AT&T’s told TechCrunch that the most recent compromise of customer records were stolen from the cloud data giant Snowflake during a recent spate of data thefts targeting Snowflake’s customers.

Snowflake allows its corporate customers, like tech companies and telcos, to analyze huge amounts of customer data in the cloud. It’s not clear for what reason AT&T was storing customer data in Snowflake, and the spokesperson would not say.

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The FCC Public Safety and Homeland Security Bureau finds that the extensive scope and duration of this outage was the result of several factors, all attributable to AT&T Mobility, including a configuration error, a lack of adherence to AT&T Mobility's internal procedures, a lack of peer review, a failure to adequately test after installation, inadequate laboratory testing, insufficient safeguards and controls to ensure approval of changes affecting the core network, a lack of controls to mitigate the effects of the outage once it began, and a variety of system issues that prolonged the outage once the configuration error had been remedied.

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