Express Scripts Data Breach (2013)

A partner at Ernst & Young is accused of sneaking into the headquarters of Express Scripts Holding Co. It is not clear how the Ernst & Young partner got into the headquarters, but it is believed that he emailed over 20,000 pages of data to a personal account. Express Scripts Holding Co. accused Ernst & Young of stealing the information in order to develop its health care division. Express Scripts Holding filed a lawsuit; the accused partner is no longer employed by Ernst & Young.