Jack Wilmer has been named the new Chief Executive Officer (CEO) of SIXGEN, a company that provides offensive and defensive cyber solutions to government and commercial organizations. Prior to SIXGEN, Wilmer was the CEO of Core4ce. Before joining the private sector, he held leadership positions at various government organizations, including the Defense Information Systems Agency, the Department of Homeland Security, the Department of Defense, and the White House.

Certificate lifecycle management company Sectigo has hired Jason Scott as its Chief Information Security Officer (CISO). Scott will be in charge of all cybersecurity aspects at the company, including data, infrastructure, network, applications, and products. Prior to Sectigo, he held leadership roles at Capgemini, Chevron, and the US Army.

The State of Vermont has appointed John Toney as the state’s new chief information security officer (CISO). Toney previously served as global CISO for City Electric Supply, and previously served as a Special Agent with the U.S. Secret Service, specializing in network intrusion crimes and critical systems protection. He also served on multiple protection details at The White House, US Naval Observatory, and DHS Headquarters.

The National Security Agency (NSA) has appointed Dave Luber as its new cybersecurity director, after Rob Joyce retired from the agency on March 31.

Enterprise AI security firm TrojAI announced the appointment of Lee Weiner as CEO. Prior to joining TrojAI, Weiner was a senior executive at Rapid7 for 11 years. He previously held senior roles with security firms LogMeIn, Symantec, and Netegrity.

Application security firm Onapsis has appointed Tim McKnight as an independent board director. McKnight currently serves as an Operating Partner at investment firm SYN Ventures and previously served as EVP & Chief Security Officer of SAP.

Application risk management company Veracode has appointed Brian Roche as its Chief Executive Officer (CEO). Roche previously served as the company’s Chief Product Officer. The company says his ascension to CEO completes a succession plan through which Sam King will step down after 17 years at Veracode.

Norm Laudermilch has joined space technology company Maxar Technologies as Chief Information Security Officer (CISO). Laudermilch has been tasked with monitoring and securing the Maxar’s attack surface and ensuring that on-orbit and mission systems are secure. He previously held leadership positions at BigBear.ai, LookingGlass, ControlCase, Sophos and Invincea.

The National Motor Freight Traffic Association (NMFTA) announced the appointment of Cara Walls as Director of Cybersecurity. Walls is a former cybersecurity professor and mentor at University of Louisiana at Lafayette, and has held security leadership roles at Coyote Logistics and UMB Bank.

The US Department of Homeland Security (DHS) has appointed Hemant Baidwan as its new Chief Information Security Officer (CISO). Baidwan, who replaces Ken Bible following his retirement, has until now served as the Deputy CISO at the DHS. In that role, Baidwan led the Hack DHS bug bounty program.

Kylie McRoberts has been named Head of Safety at Elon Musk’s X Corp. McRoberts has been with Twitter/X for years and has led initiatives to increase transparency in the social platform’s moderation practices through labels, improve security with passkeys and building out a new Safety Center of Excellence in Austin. She will oversee the global Safety team at X, which is responsible for developing new products, tools, and features to protect the platform and community, maintaining Safety policies, and enhancing X’s enforcement methodology and operations.

F5 has appointed Lyra Schramm as Executive Vice President and Chief People Officer (CPO) and Kunal Anand as Executive Vice President and Chief Technology Officer (CTO). Prior to joining F5, Anand was CTO and CISO at Imperva. Anand also co-founded application security firm Prevoty.

Veteran cybersecurity executive Trey Ford has joined Deepwatch at Chief Information Security Officer (CISO) where he will oversee Information Security and Information Technology for managed security platform. Ford most recently served as Deputy CISO at Vista Equity Partners. Before that, he was Head of Trust for Heroku at Salesforce and General Manager of Black Hat.

Shane Callahan has been named chief information officer (CIO) at Vanderbilt University. He had been Vanderbilt’s first chief information security officer since January 2022. His new role started on April 1, 2024, and he will continue his work to enhance the university’s cybersecurity posture, modernize the data warehouse, and support the university’s AI efforts.

Data loss and insider threat protection firm Code42 has named Dennis Dayman as its Chief Information Security Officer (CISO). Dayman will be responsible for leading global risk and compliance, security operations, incident response, and external and internal threat management and investigations. He also serves on the DHS’s Data Privacy and Integrity Advisory Committee as chair of the Policy Subcommittee. Dayman previously held security leadership roles at Proofpoint, Maropost, Return Path, and Eloqua.

Cyber risk management solutions provider Inversion6 has appointed Tom Siu as Chief Information Security Officer (CISO). Siu joins Inversion6’s CISO practice and he will work directly with clients to develop and manage their cybersecurity programs. Siu previously served as CISO at the Michigan State and Case Western Reserve universities, and was a virtual CISO at a managed security services provider.