Diana Kelley is the Chief Information Security Officer (CISO) at Noma Security. She also serves on the boards of WiCyS, The Executive Women’s Forum (EWF), InfoSec World, CyberFuture Foundation, TechTarget Security Editorial, and DevNet AI/ML.
Diana was previously CISO at Protect AI, Cybersecurity CTO for Microsoft, Global Executive Security Advisor at IBM Security, GM at Symantec, VP at Burton Group (now Gartner), a Manager at KPMG, CTO and co-founder of SecurityCurve, and Chief vCISO at SaltCybersecurity.
She is a keynote speaker, published author, and has been recognized as one of the Top 25 Resilient CISOs (2024), a 2023 Global Cyber Security Hall of Fame Inductee, and EWF’s 2020 Executive of the Year.
Key Competencies: Risk Management | Cybersecurity Strategy | Cloud & AI Security | PCI DSS | Firewalls | Program Management | Information Security Leadership
- Noma Security – Chief Information Security Officer (CISO): Aug 2025 – Present
- Protect AI – CISO: May 2023 – Jul 2025 (2 years 3 months)
- Cybrize – Chief Security Officer / Chief Strategy Officer: Mar 2022 – May 2023 (1 year 3 months)
- Salt Cybersecurity – Chief vCISO: Sep 2020 – Mar 2022 (1 year 7 months)
- Microsoft – Cybersecurity Field CTO: Sep 2017 – Sep 2020 (3 years 1 month)
- IBM – Global Executive Security Advisor: Mar 2014 – Aug 2017 (3 years 6 months)
- IBM – Application Security Strategist: Nov 2012 – Mar 2014 (1 year 5 months)
- Burton Group – VP and Service Director, SRMS: Mar 2005 – Dec 2007 (2 years 10 months)
- KPMG – Manager: Oct 1997 – Jun 1999 (1 year 9 months)
- SecurityCurve – Co-Founder & Advisor: Apr 2003 – Present (22+ years)
