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AT&T acknowledges data leak that hit 73 million current and former users
Data leak hit 7.6 million current AT&T users, 65.4 million former subscribers.
As security researcher Troy Hunt wrote, the data is "out there in plain sight on a public forum easily accessed by a normal web browser." Advertisement Hunt's post on March 19 said the leaked information included a file with 73,481,539 lines of data that contained 49,102,176 unique email addresses. The passcodes are used when calling customer support, when managing an account at a retail store, and when signing in to the AT&T website "if you've chosen extra security."
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