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John Stewart

John Stewart

Senior Vice President, Chief Security and Trust Officer

As Cisco’s Chief Security and Trust Officer, John Stewart formed and leads Cisco’s Security and Trust Organization. John’s role in this organization underscores Cisco’s commitment to address security as the number one issue in boardrooms and on the minds of top leaders around the globe.

Under John’s leadership, the Security and Trust Organization’s key mission is to protect Cisco's public and private customers, Cisco's entire mature and emerging solution portfolio, and Cisco itself from the expanding threat landscape in the era of Cloud and the Internet of Everything. John’s organization ensures that foundational security controls span the entire attack continuum—before, during and after cyber threats.

Throughout his 25-year career, Stewart has led or participated in security initiatives ranging from elementary school IT design to national security programs. In addition to his role at Cisco, he sits on technical advisory boards for Area 1 Security, BlackStratus, Inc., RedSeal Networks and Nok Nok Labs, is a special advisor to Koolspan’s Board of Directors, and is on the Board of Directors for Shape Security, Fixmo, Inc., Shadow Networks, Inc., and the National Cyber-Forensics Training Alliance (NCFTA). Additionally, Stewart serves on the Council of Experts for the Global Cyber Security Center and the Cybersecurity Think Tank at University of Maryland University College. He served on the CSIS Commission on Cybersecurity for the 44th Presidency and on advisory boards for successful companies such as Akonix, Cloudshield, Finjan, Ingrian Networks, Riverhead, and TripWire. John is a highly sought public and closed-door speaker and most recently was awarded the global Golden Bridge Award and CSO 40 Silver Award for the 2014 Chief Security Officer of the Year.

 

Stewart holds a Master of Science degree in computer and information science from Syracuse University, Syracuse, New York.

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