AT&T has acknowledged that a data leak making the rounds online contains information from more than 7.6 million current customers and 65 million former customers. The company has reset the security passcodes of active customers affected, and says that leaked information “may have included full name, email address, mailing address, phone number, social security number, date of birth, AT&T account number and passcode.”
AT&T is reaching out to affected customers via “email or letter” to let…