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AT&T Alerts 9 Million Customers of Data Breach After Vendor Hack
Breaches and Incidents
March 10, 2023
Bleeping Computer
"Customer Proprietary Network Information from some wireless accounts was exposed, such as the number of lines on an account or wireless rate plan," AT&T told BleepingComputer.
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ATT
Telecom Provider
Marketing Vendor
Customer Proprietary Network Information (CPNI)
third party breach
Publisher
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