Dr. Madhu Gottumukkala, the acting director of the US Cybersecurity and Infrastructure Security Agency (CISA), has found himself at the centre of an uncomfortable controversy after reportedly uploading sensitive government documents into a public version of ChatGPT. The episode has prompted an internal review by the Department of Homeland Security (DHS), which oversees CISA, to determine whether the uploads caused any damage to government security. His LinkedIn profile shows that before joining CISA, Gottumukkala built much of his public-sector reputation in South Dakota. Taken together, these events have fuelled concerns among observers about stability and leadership at CISA. Gottumukkala remains in post, but the scrutiny surrounding his actions underscores the challenges facing cybersecurity leadership in an era of rapidly evolving AI tools and persistent digital threats.