SbcGlobal.net

A historical data breach involving SbcGlobal.net email accounts occurred when the service was part of the AT&T and Yahoo ecosystem. The incident was primarily linked to massive credential stuffing attacks and the exploitation of legacy systems. Exposed data included email addresses and passwords, which were later distributed in various combolists across the darknet and underground forums. This breach affected millions of users globally who used the SbcGlobal domain for personal and business communication.