Story perspectives

DHS Closes Investigation into CISA Staffers' Polygraph Incident

3/30/2026

Summary

Story summary

DHS closed an investigation into seven Cybersecurity and Infrastructure Security Agency staffers who arranged a polygraph for former acting director Madhu Gottumukkala, which he failed.
The staffers were placed on leave and had their security clearances revoked.
Lawmakers expressed relief, saying the decision vindicated the staffers who were punished for performing their duties.
CISA remains without permanent leadership after Gottumukkala's removal and the confirmation of Markwayne Mullin as DHS secretary.

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Story summary

DHS closed an investigation into seven Cybersecurity and Infrastructure Security Agency staffers who arranged a polygraph for former acting director Madhu Gottumukkala, which he failed.
The staffers were placed on leave and had their security clearances revoked.
Lawmakers expressed relief, saying the decision vindicated the staffers who were punished for performing their duties.
CISA remains without permanent leadership after Gottumukkala's removal and the confirmation of Markwayne Mullin as DHS secretary.