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DHS warns of vote-machine hacks; experts say no evidence.

7/25/2026

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Summary

Story summary

Department of Homeland Security Secretary Markwayne Mullin said on July 17 that adversaries can access voting machines and flip votes.
University of Michigan professor J. Alex Halderman said no evidence shows voting-machine vulnerabilities have been used in a U.S. election.
Princeton professor Andrew Appel said voting machines are more secure than 2000-era models, keeping states using paper ballots for audits.

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Story summary

Department of Homeland Security Secretary Markwayne Mullin said on July 17 that adversaries can access voting machines and flip votes.
University of Michigan professor J. Alex Halderman said no evidence shows voting-machine vulnerabilities have been used in a U.S. election.
Princeton professor Andrew Appel said voting machines are more secure than 2000-era models, keeping states using paper ballots for audits.