Author Archive

Jack Gillum

Senior Reporter

Jack Gillum is a senior reporter at ProPublica based in Washington, D.C., covering technology and privacy.
Threats

Robocalls Told at Least 800,000 Swing State Residents to 'Stay Home' on Election Day. The FBI Is Investigating.

A firm that tracks robocalls said more than 3 million calls were made on Nov. 3, which contained a cryptic message instructing people to “stay safe and stay home.” The tactics join other efforts to confuse voters this election cycle.

  • Jack Gillum and Jeremy B. Merrill, ProPublica
Ideas

Foreign Hackers Cripple Texas County’s Email System, Raising Election Security Concerns

The malware attack, which sent fake email replies to voters and businesses, spotlights an overlooked vulnerability in counties that don’t follow best practices for computer security.

  • Jack Gillum, Jessica Huseman, Jeff Kao and Derek Willis, ProPublica