In early February 2020, our Red Sky Alliance RedXray service, which is cyber threat notification service that simplifies monitoring for organizations and supply chains, provided our collection and analysis to T-Mobile, regarding our discovered cyber threats (knowns as “hits”) in our proprietary collections............Again, this was observed almost a month prior using our RedXray collection and analysis tool. Our analysts had a colleague connected with T-Mobile and shared the threat information. Did this threat information alert their cyber security teams to a hack? Maybe, maybe not. But the point is that our RedXray service observed this threat a month before the threat was made public.
Link to full report: TR-20-073-004_Pink-Data_Breach_Response2.pdf