Faculty Directory

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Holly Ridgeway

Holly Ridgeway

Holly has over 20+ years of global Cybersecurity, Risk and Technology experience and is recognized as an expert in her field. She has advised global clients in multiple sectors including: government administrations, financial, healthcare, high tech, hospitality, and professional services. Holly was Senior Executive Service in the federal government (DOJ/FBI/FDIC) which is the highest achievable level. Most recently, Holly was the Executive Vice President and Chief Security Officer at Citizens Financial Group.

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ron-ritchy

Ron Ritchey

Ron Ritchey

Ron is a seasoned technologist specializing in cyber security with over 30 years of experience in the IT industry. Currently, he is the global lead for Cyber Architecture at JP Morgan Chase. His group is responsible for designing secure solutions to support their clients and employees. He is also an active researcher and speaker in the Information Assurance (IA) field and is widely published on network security topics including co-authoring books on Software Assurance and Insider Threats.

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Jason Robbins

Jason Robbins

Jason is a Senior Manager of Data Science & Security Automation Engineering within the healthcare industry. Previously he has worked as both a consultant and on in-house teams across multiple security disciplines. His experience covers federal and private sector, from the Lockheed Martin Skunkworks to Fortune 5 global enterprises. He is also a decorated veteran of the United States Army, where he supported Special Forces teams during deployments with network communications.
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Katrina Rodzon

Katrina Rodzon

Kati is a Product Manager at a pharmaceutical company in Salt Lake City and an independent Behavior Design, Methodology, and Analytics Expert. She has applied her diverse set of skills to creating, implementing and evaluating innovative security awareness programs for Fortune 100 companies. Likewise, she has assisted in creating effective social engineering tools and testing scenarios for penetration testing teams. Kati also has experience managing curriculum strategy and content development in psychology to information technology for both online and live instruction.

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Olivia Rose- IANS Faculty

Olivia Rose

Olivia Rose

Olivia is an industry veteran and proven executive leader with over 21 years experience building, transforming, and delivering successful IT and cybersecurity programs. Olivia possesses a rare blend of technical, governance, and business acumen to easily articulate cybersecurity strategy and initiatives to both C-Suite/Board of Directors and technical audiences.

Olivia is presently the Chief Information Security Officer (CISO) and VP of IT & Security at a fast-growing SaaS company, and a frequently requested speaker on cybersecurity at events and on podcasts. Olivia is also widely regarded as a mentor and thought leader in the industry and as champion for diversity and equality.
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Guillaume Ross

Guillaume Ross

Guillaume is a consultant helping multiple technology companies level up their security programs. Prior to consulting, Guillaume was CISO and Deputy CISO for cyber security and fintech companies, including Finaptic, a Banking-as-a-Service startup that operated entirely in the cloud. Before the startup bug bit him, Guillaume worked in enterprise, providing advice on how to most effectively improve their security programs and leading security engineering, architecture and operations.
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mike-rothman

Mike Rothman

Mike Rothman

Mike is the Chief Strategy Officer and GM of Techstrong. Formerly Mike served as President of Securosis, an information security research and advisory firm, as well as Co-Founder and President of DisruptOps, a cloud detection and response company. His breadth of experience in the information security space and bold perspectives are invaluable as companies determine effective strategies to grapple with the dynamic security threatscape. Mike started practicing and advising on security topics over 25 years ago, and he’s been trying to get out of the business ever since…to no avail.

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Adrian Sanabria

Adrian Sanabria

Adrian Sanabria

Adrian is the Principal Researcher at The Defenders Initiative, a firm he founded to feature and support decades of cybersecurity research. His foundation spans technical, GRC, and leadership roles with a background as a practitioner, incident responder, penetration tester, and PCI QSA.

As an industry analyst, studying market trends, working with founders and investors brought a deep understanding of the business side of cybersecurity. After Adrian’s own startup was acquired, he spent seven years helping startups grow, market, and sell to their clients. Leaving the startup space, Adrian is once again focused on helping practitioners solve fundamental challenges, with or without the help of industry vendors.

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Mike Saurbaugh

Mike Saurbaugh

Mike has been an IANS Faculty member since 2011, and founded First Security Alliance, LLC, to serve as an independent cybersecurity advisory and consultancy. Mike spent nearly 20 years in financial services leading cybersecurity, IT operations, and digital banking services. After his long run in financial services, Mike was the head of global strategic alliances at VMRay as well as the director of technical alliances at Cofense. Additionally, Mike was research director at Security Current, focused on C-level research, practical advice, and trusted collaboration. In addition, Mike is involved in higher education as an adjunct curriculum advisor and mentor to cybersecurity students for over 20-years.

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justin-searle

Justin Searle

Justin Searle

Justin is the Director of ICS Security at InGuardians, specializing in Industrial Control Systems (ICS) security architecture design and penetration testing. He also led the Smart Grid Security Architecture group in the creation of NIST Interagency Report 7628 and has played key roles in the Advanced Security Acceleration Project for the Smart Grid (ASAP-SG), National Electric Sector Cybersecurity Organization Resources (NESCOR), and Smart Grid Interoperability Panel (SGIP). Justin has authored and taught courses in hacking techniques, forensics, networking, and intrusion detection for multiple universities, corporations, and security conferences.

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Masha Sedova

Masha Sedova

Masha Sedova

Masha Sedova, co-founder of Elevate Security, has made her mark in cybersecurity through her practical and human-centered approach to the field. Under her leadership, Elevate Security's innovative platform significantly reduced user-related risks for Enterprises. This led to its acquisition by Mimecast in 2024 where she now serves as VP of Human Risk Strategy. Honored by Fast Company in 2021 for her creativity in business, she previously honed her expertise at Salesforce, where she pioneered engaging security awareness initiatives through gamification, thereby redefining industry standards. A top rated speaker at Black Hat and RSA, she also supports tech inclusivity as a CompTIA Spark board member.
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richard-seirsen

Richard Seiersen

Richard Seiersen

Richard is currently the Chief Risk Technology Officer at Qualys. Prior to Qualys, he held roles at Resilience, as Chief Risk Officer, and Soluble, as co-founder and president, which later sold in Lacework in 2021. He was previously the CISO of Twilio, GE Healthcare and Lending Club. He is the co-author of “How To Measure Anything In Cybersecurity Risk” (July 2016) and author of “The Metrics Manifesto: Confronting Security with Data” (March 2022).

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dave-shackleford

Dave Shackleford

Dave Shackleford

Dave is the founder and principal consultant with Voodoo Security, an information security consulting firm with broad expertise. He is also a senior instructor, analyst and course author for the SANS Institute and a VMware vExpert with extensive experience designing and configuring secure virtualized infrastructures. In addition, Dave has served as co-chair of the Cloud Security Alliance (CSA) Top Threats Working Group and founded the CSA Atlanta Chapter. Dave has consulted with hundreds of organizations in the areas of security, regulatory compliance, network architecture and engineering. He has also worked as a security architect, analyst and manager for several Fortune 500 companies.

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Alex Sharpe

Alex Sharpe

Mr. Sharpe is a long-time (+30 years) Cybersecurity, Governance, and Digital Transformation expert with real-world operational experience. Mr. Sharpe has run business units and has influenced national policy. He has spent much of his career helping corporations and government agencies create value while mitigating cyber risk. This gives him a pragmatic understanding of the delicate balance between Business realities, Cybersecurity, and Operational Effectiveness. He began his career at NSA, moving into the Management Consulting ranks building practices at Booz Allen and KPMG. He subsequently co-founded two firms with successful exits, including the Hackett Group (NASDAQ HCKT). He has participated in over 25 M&A transactions. He has delivered to clients in almost 30 countries on 6 continents. Alex is one of the few who has been part of executive teams, has run business units, and served as a CIO and as a CISO. 

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Jeffrey Shearer

Jeffrey Shearer

Jeffrey is the founder and CTO of Gray Man Cyber, an Industrial Cyber Security firm that exists to bridge the knowledge and experience gap between Information Technology (IT), Operational Technology (OT) and Automation professionals through education and staff augmentation. Jeffrey consults with a select clientele to create and move their Industrial Control System (ICS) Cyber Security programs forward. He currently engages with DoE and DoD activities to instruct key stakeholders on the art of Industrial Control System (ICS) Cyber Security blue, red and purple teaming efforts.
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Idan Shoham

Idan Shoham

Idan was one of the founders of M-Tech Information Technology, Inc. (acquired in 2008 and renamed Hitachi ID Systems). Idan led the product development and roadmap strategy and was responsible for customer services at M-Tech and subsequently Hitachi ID for 28 years. During his tenure, the company released password management automation software in 1996, user provisioning/IAM in 2002 and PAM in 2007. Idan has worked with many corporate, government and higher education customers worldwide to implement process automation, including IAM and PAM controls across their on-premises and cloud-hosted systems and applications.


Since exiting Hitachi ID Systems in 2020, Idan helped found M-Tech Innovations, Inc.  This is an angel investment firm specializing in Canadian-domiciled technology startups with B2B software offerings.
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