Franceschi-Bicchierai, Lorenzo (13 de mayo de 2019). «AT&T Contractors and a Verizon Employee Charged With Helping SIM Swapping Criminal Ring». Vice News(en inglés). Consultado el 23 de enero de 2020. «Among the alleged criminals were also two former AT&T contract employees and one former Verizon employee, who helped the alleged criminals by providing private customer information in exchange for bribes, according to court documents.»