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Former Senate IT worker pleads guilty to doxxing senators on Wikipedia

He broke into his former employer's office to expose politicians' details.

One former Senate worker is about to face harsh consequences for a doxxing campaign. Jackson Cosko has pleaded guilty to stealing multiple Senators' personal information from the Senate's network and publishing it on Wikipedia, including Mitch McConnell, Lindsey Graham, Orrin Hatch and Mike Lee. He admitted to being angry after he was fired from his systems administrator job at Sen. Maggie Hassan's office in May 2018, and conducted an "extensive computer fraud and data theft scheme" as revenge between July and October.

Cosko took advantage of another employee's key to break into Hassan's office at least four times, using keyloggers to help him swipe login credentials and grab sensitive data. He published the Senators' information in September after he got "angry" at their line of questioning for Supreme Court nominee Brett Kavanaugh. Staff caught him in the act in October, and that same day he used an anonymous email address to threaten the release of "everything" if witnesses told others.

Cosko's plea covers five charges, including two for publishing restricted personal info as well as one each of computer fraud, obstruction of justice and witness tampering. He faces sentencing on June 13th, and attorneys believe he could serve between 30 to 57 months in prison.

It's not clear that other doxxing attempts would serve a similar sentence. There have been legislative efforts to make doxxing a specific crime in the US, but they haven't progressed far (2017's Online Safety Modernization Act got stuck in committee, for instance). Cosko is facing the prison time he is because of his intrusions and who he was targeting, and it might be another story if he'd targeted everyday people using social engineering and other subtler methods to obtain personal data.