According to the U.S. Capitol Police, Cosko has been charged with Making Public Restricted Personal Information; Witness Tampering; Threats in Interstate Communications; Unauthorized Access of a Government Computer; Identity Theft; Second Degree Burglary and Unlawful Entry—more charges may be forthcoming.
Public records show Cosko has worked for several Democrat Senators on Capitol Hill, including, U.S. Sen. Maggie Hassan (D-NH), Sen. Barbara Boxer (D-CA), and Sheila Jackson Lee (D -TX),