Symmatrics Appoints Former CIA and ODNI Leader Andrew Hallman to Strategic Advisory Board

Veteran intelligence executive brings decades of national security leadership to support Symmatrics' mission of securing the AI and quantum future

TYSONS, Va., Oct. 22, 2026 /PRNewswire/ -- Symmatrics, the cybersecurity company pioneering one-time pad encryption at internet scale and building the new trust layer for the AI and post-quantum era, today announced the appointment of Andrew Hallman to its Strategic Advisory Board. Hallman joins the company as organizations across government, defense, and critical infrastructure sectors face escalating cybersecurity risks driven by artificial intelligence and the emergence of quantum computing.

A respected national security leader, Hallman brings more than three decades of intelligence and security experience, including senior leadership roles at both the Central Intelligence Agency (CIA) and the Office of the Director of National Intelligence (ODNI).  He is currently Vice President and Strategic Account Executive for the Intelligence Community at Leidos, Inc.

"Andrew's experience leading the nation's most critical intelligence and security initiatives makes him a valuable addition to our advisory board," said Walter Raquet, Chairman and CEO of Symmatrics. "As AI accelerates cyber threats and quantum computing challenges traditional encryption, Andrew's perspective will help guide our efforts to develop technologies protecting governments, enterprises, and critical infrastructure from the next generation of cyber risks."

From 2019-2020, Hallman served as Principal Executive, Office of the Director of National Intelligence, performing the duties of Principal Deputy Director of National Intelligence, where he helped oversee the U.S. Intelligence Community and served as a principal adviser to the President on intelligence issues. From 2015-2019, Hallman stood up and led one of the Central Intelligence Agency's newest directorates, serving as the Deputy Director of CIA for Digital Innovation.

"Symmatrics' breakthrough in one-time pad encryption at scale uniquely positions the company to address the most significant security challenges of our time," said Hallman. "Symmatrics approach prevents attacks by eliminating much of the attack surfaces targeted by AI and quantum and better protects sensitive networks and communications with device and user identity management. I look forward to supporting the team in safeguarding our country's organizations."

Symmatrics is pioneering a new model for cybersecurity built around One-Time Pad Symmetric Key (OTPSK) encryption, delivering AI resistant and quantum secure protection designed to safeguard data in motion and at rest. Leveraging patented technologies and Continuously Expiring Trust™, the company is helping organizations prepare for today's AI-driven attacks and tomorrow's post-quantum security challenges. The company serves organizations across national security, defense, financial services, healthcare, critical infrastructure, and other high-risk industries.

Learn more about Symmatrics and its approach to post-quantum cybersecurity or request a no-obligation pilot here.

About Symmatrics

Symmatrics is a breakthrough cybersecurity company focused on redefining the trust layer and encryption standards for the AI and post-quantum era. Through its patented one-time pad symmetric key delivery architecture, the company develops security solutions designed to eliminate reliance on traditional public-key cryptography and strengthen data protection in motion and at rest across cloud, enterprise, public sector and distributed systems. 

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SOURCE Symmatrics