The Department of Homeland Security (DHS) is disputing reports that acting Cybersecurity and Infrastructure Security Agency (CISA) Director Madhu Gottumukkala failed a polygraph after seeking access to highly sensitive intelligence, as an internal investigation and the suspension of multiple career cybersecurity officials deepen turmoil inside the agency, according to a report. Politico reported that Gottumukkala pushed for access to a tightly restricted intelligence program that required a counter-intelligence...