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Cybersecurity Advocates

Strengthening the Cybersecurity Profession

(ISC)² cybersecurity advocates are responsible for advancing the cybersecurity profession around the world.

Whether educating policy makers about key security issues, promoting the necessity of a competent cybersecurity workforce or building awareness about cybersecurity as a rewarding career opportunity, our team of experienced advocates represent our membership every day as we collectively work toward achieving our vision of inspiring a safe and secure cyber world.

Shaping Policy

(ISC)² CEO David Shearer discusses the association’s work advocating for H1-B visa program improvements while emphasizing the code of ethics that all our members agree to follow.

(ISC)² CEO Talks to Government Matters, which is dedicated to providing non-partisan information and analysis to the federal workforce. Click here for the full interview.

Meet the (ISC)² Cybersecurity Advocates

  • Mary-Jo de Leeuw Mary-Jo de Leeuw
    Mary-Jo de Leeuw
    Mary-Jo de Leeuw, Director, Cybersecurity Advocacy for EMEA

    Mrs. de Leeuw is a career cybersecurity technology consultant, after serving as an Associate Partner for Cybersecurity and Innovation at Revnext, a Dutch consulting firm that advises executive management of governments, listed companies and NGOs in the areas of high-technology innovation, strategic development and performance improvement. In her role she advised such entities as the Dutch Cyber Collective, the Dutch Forensics Incident Response (NFIR) and the Dutch Cyber Chain. Prior to Revnext, de Leeuw spent 15 years as Managing Director of, another strategic consulting firm, working on IT security issues with organizations such as The Hague Security Delta, the National Cyber Security Centre, DUNEA Dutch Water Industry and ING Bank. 

    Mrs. de Leeuw has also donated her services as the Founder and President of the Platform Internet of Toys, an international community that consults on the security implications for connected toys to make them more secure. She was also Co-Founder and Vice President of the Women in Cyber Security Foundation, a discipline-specific community for women in cybersecurity, and has served on the boards of the ALL Women Economic Forum, Women Leaders@Digital Europe, CyberTRUST and Coding Girls.

    She holds a bachelor of IT degree from the University of Applied Science, Utrecht. She is a winner of the Cybersecurity Excellence Awards 2018 for Europe, was named by SC Magazine as one of the UK's 50 most influential women in cybersecurity in 2018, was ranked #10 by IFSEC as a global cybersecurity influencer in 2018, and won the global “Iconic Women 2017, Creating a Better World for All” award.

  • John McCumber John McCumber
    john mccumber
    John McCumber, Director, Cybersecurity Advocacy for North America

    Mr. McCumber is a retired U.S. Air Force officer and former Cryptologic Fellow of the National Security Agency. During his military career, Mr. McCumber served in the Defense Information Systems Agency and on the Joint Staff at the Pentagon as Information Warfare Officer during the Persian Gulf War. Mr. McCumber recently served as Chair of the TechAmerica Cybersecurity Committee. For eight years, he was a Professorial Lecturer in Information Security at The George Washington University in Washington, DC, and is currently a technical editor and columnist for Security Technology Executive magazine. Mr. McCumber is the author of the textbook "Assessing and Managing Security Risk in IT Systems: A Structured Methodology" from Auerbach Publications. Recently, Mr. McCumber served as the interim CISO for a post-breach Federal contractor. 

    Mr. McCumber holds a Master of Business Administration from Western New England University. He has current and former faculty status with: the National Cryptologic School, Defense Intelligence College, DoD Security Institute, Eastern Michigan University and The George Washington University.  Mr. McCumber holds numerous certifications from the National Cryptologic School, the DoD Security Institute and the Defense Intelligence College among others.

    During his career, Mr McCumber has held security clearances with the National Security Agency, Defense Intelligence Agency, and The Joint Staff, Joint Chiefs of Staff, Pentagon. 

  • Tony Vizza Tony Vizza
    Tony Vizza

    Tony Vizza, Director, Cybersecurity Advocacy for Asia-Pacific

    Mr. Vizza has been involved in the information technology and information security fields for more than 25 years. His information security credentials include CISSP (Certified Information Systems Security Professional), CRISC (Certified in Risk and Information Systems Controls), CISM (Certified Information Security Manager) and he is a certified ISO/IEC 27001 Lead Auditor. He has also taught and mentored young and aspiring information security students through Victoria University and TAFE New South Wales (NSW) in association with Infoxchange.

    Mr. Vizza is a longstanding member of the Australian Information Security Association (AISA) and has provided expert services to the Australian Government’s Australian Prudential Regulation Authority (APRA), the Law Society of NSW, the Australian Security Industry Association Limited (ASIAL) as well as numerous boards, and is an expert speaker on information security.

    Mr. Vizza is a contributor to CSO Magazine, Security Insider Magazine, Australian Reseller News (ARN), Channel Reseller News (CRN) and Lifehacker regarding information security, business and channel strategy.

    Mr. Vizza has an accomplished, business, technical and engineering background, having completed a Bachelor of Science in Computing Science from the University of Technology, Sydney, and recently completed his Global Executive MBA from the University of Sydney which included study at Stanford University, The London School of Economics and the Indian Institute of Management, Bangalore. He is currently studying for a Juris Doctor degree at the University of New South Wales.

Influencing the Conversation

Our international cybersecurity advocacy program works closely with corporations, government agencies and academic institutions to encourage public/private collaboration on security issues and to advance the cybersecurity profession. Here are several examples of the work we do to advocate for the (ISC)² membership and the entire cybersecurity workforce

Enhancing Member Value

Ensuring that our association delivers on its value promise to members is another critical responsibility of our cybersecurity advocates. They represent the voice of our members to association management and the board the directors. They provide input and guidance for (ISC)² professional development and education initiatives, help drive the creation of tools and services to maximize the value we provide members, collaborate with regional advisory councils and are constantly building awareness for our members and the value they bring to organizations struggling to secure their data.