Mark TestoniPresident & CEO of SAP National Security Services (NS2), President of NS2 ServesTestoni is among the nation’s leading experts in the application of technology to solve problems in government and industry, in the U.S. national security space. With more than 15 years of tech industry experience, 20 years in the U.S. Air Force and 30 years of public-sector management experience, Testoni is a sought-after business strategist...
Mike TetreaultCybersecurity Advisor to Rhode Island, DHS CISA; Colonel (Retired), Rhode Island Army National Guard
Itai TevetCEO & Co-Founder, IntezerItai Tevet is the CEO of Intezer, a leading provider of AI-powered technology for autonomous security operations. He previously led a government Computer Emergency Response Team of elite specialists in incident response, digital forensics, malware analysis, and reverse engineering. His experience led him to co-found Intezer in 2016, with a mi...
Lexie ThachFounder, Ex Machina Parlor LLCLexie Thach is a Lead Cybersecurity Engineer at NIWC Pacific with more than a decade of experience in defensive cyber operations, red teaming, and autonomous system security. A U.S. Air Force veteran, Lexie specializes in robotics, drones, IoT exploitation, and wireless attacks. She is the founder of Ex Machina Parlor, a woman-owned, veteran-...
Joseph ThackerSr. Security Consultant, CroweJoseph Thacker, CISSP, is a Senior Staff Member in Crowe’s cybersecurity practice. With experience in software development, automation, and cybersecurity, he is serving in Security Engineer and Analyst roles to assist in the development and maturing of one of Crowe’s cybersecurity programs. He has a Bachelor’s degree in Computer Science and a...
Thanh ThaiCISO, VP, ConstellisAs a technology leader with 15 years of experience, Thanh develops IT strategic plans, creates governance frameworks and processes, and aligns IT organization priorities with business strategy. He leads digital transformation to create innovative business models, optimize technology capabilities, and develop competitive advantages. His deep e...
Victor ThamChief Technologist, OpenTextVictor is a Chief Technologist at OpenText. He works to help organizations understand various cybersecurity risks and challenges they might face and how they can help manage that risk. He has more than 20 years of experience in the enterprise security industry and more than 25 years of experience overall in technology. Victor graduated from U...
Ravi ThatavarthyCISO, Rite Aid CorporationRavi currently serves as CISO at Rite Aid. With 30k+ employees and multi million customers and a noble purpose of helping you achieve whole health for life, Ravi is helping with transforming their Information Security Program. Ravi served as the VP & CISO of BJ's Wholesale Club where his responsibilities included information security, policy,...
Michael ThelanderDirector of Product, VenafiMichael has a 20-year history in product marketing and product management, with a focus over the last seven years on cybersecurity. He held senior product marketing and product management roles at security leader Tripwire, and has other career highlights that include co-founding a successful startup and receiving patents for network technolog...

Chris ThieletAccount Executive, Wombat SecurityChris has over 15 years' experience in training program development. For over two years at Wombat he has worked with security professionals in over 22 countries to plan, develop, and implement successful cybersecurity education programs. These programs have focused on phishing simulations, training methodologies, and engaging end users to red...
Chad ThiemannSr. Director – GRC | Global Information Security, HiltonChad Thiemann has 14 years of active duty and national guard service as an Army Logistics Officer and is a combat veteran. He has been in Corporate America for over 26 years where he has served in various roles
spanning cybersecurity, privacy, and risk management. Chad currently serves as the Sr. Director of GRC – Global Information S...
Scott ThobeDirector of Engineering, Ping IdentityScott Thobe is an accomplished technical leader who excels in bridging the gap between complex technologies and tangible outcomes. He specializes in translating technical insights into actionable strategies that resonate with diverse audiences. His expertise lies in building high-performance teams and leading organizational process improvemen...
Craig ThomasSr. Sales Engineer, WallarmCraig Thomas is a cybersecurity executive and CISSP with deep roots in national security and enterprise architecture. As former CISO at Consolidated Nuclear Security—contractor for the Pantex Plant and Y-12 National Security Complex—he led a full cyber transformation across one of the most sensitive environments in the U.S. nuclear weapons co...
Shelly ThomasSVP, South Central Zone Regional Manager, Cyber Practice, MarshShelly is the Southcentral Zone Regional Manager within Marsh’s Cyber Practice in Dallas, TX. Responsibilities include advising a number of Marsh’s clients across various industries on risk transfer solutions and helping clients tactically navigate the evolving cyber and technology landscape. Shelly strives to cultivate strong relationships w...
Karla ThomasBoard Member, InfraGard Michigan Members AllianceAfter holding leadership positions in IT and cybersecurity for well over 20 years, Karla Thomas now focuses on consulting and board involvement. In addition to being on the InfraGard board, she is an active member of the CXO Xchange board and the CyberRisk Alliance Michigan chapter, as well as other advisory boards.
Jake ThomasEngineering Manager, OktaJake currently manages the Data Foundations team at Okta after transitioning from Principal Engineer on Okta's Defensive Cyber Operations team. He previously led data platform teams at Shopify and CarGurus, has taught various O'Reilly courses, and regularly contributes to data-oriented OSS projects.
Sue ThomasInformation Security Executive - Global Supply Chain, LenovoSue Thomas is a Global Technology & Cybersecurity Executive with over 25 years of experience across semiconductors, finance and technology industries and specializes in Infrastructure, Security, Technology Risk, Governance, regulatory compliance , business resiliency & Data Privacy. Sue worked as Deputy CISO for Analog Devices, Director of I...
Victoria ThomasCybersecurity Awareness Program LeaderVictoria L. Thomas is an award-winning senior leader with talent for designing, developing and implementing world-class, global cybersecurity awareness programs. With nearly 10 years experience, she brings a strong creative perspective to the field and provides practical solutions that not only build awareness, but also cultivate advocacy and...
James ThompsonDirector, Information Security, Hypertherm AssociatesJames brings more than 20 years of experience in Information Technology including seven years in cybersecurity within the manufacturing vertical. He has a passion for team development and attributes his program’s success to relationship and team building skills developed earlier in his career. He started his career in higher education and has...
Nigel ThompsonVice President, Solutions Marketing, BlackBerryNigel Thompson is responsible for the product position and messaging of BlackBerry® Spark. He is a regular thought leadership speaker, experienced on topics impacting governments and businesses worldwide, including cybersecurity trends, workflow reformation and harnessing IoT to accelerate digital transformation.
As BlackBerry has tr...



Art Thompson IIICIO, City of DetroitIn 2021, Mayor Mike Duggan tapped Art Thompson to be the next Chief Information Officer for the City of Detroit, making him the City’s youngest CIO in history at age 34. Thompson has had many great accomplishments since stepping into his current role - including leading the technical security, cybersecurity and technology for the largest NFL ...
Laura ThomsonSVP of Engineering, FastlyLaura Thomson is the vice president of engineering at Fastly, makers of an edge cloud platform. She ended up in this position after a 12-plus-year stint at Mozilla, where she rose through the ranks and ended up as the senior director of engineering for Firefox engineering operations. She also worked as a lecturer at RMIT University and co-fou...
Tyler ThornsberrySOC Analyst and Red Team Operative, Universal Logistics HoldingsTyler Thornsberry is a SOC Analyst for Universal Logistics who holds a Bachelor’s Degree in Information Security from Oakland University. He provides an offensive perspective in the threat landscape with his experience in pen-testing. Ranging from Active Directory to web applications, Tyler has engaged in numerous red-team exercises in an eff...

Tina ThorstensonExecutive Public Sector Strategist, CrowdStrikeTina Thorstenson, Public Sector Strategist, sits on the Public Sector Industry Business Unit at CrowdStrike, where she provides strategic advisory services related to enterprise cybersecurity solutions for Public Sector organizations across Federal, State and Local, Higher Education, and Healthcare. Just prior to joining CrowdStrike, she serv...
Michael TiggesSr. Hunt & Response Analyst, HuntressTransforming curiosity into cyber defense, one line of code at a time.
Michael Tigges is a Senior Security Operations Analyst at Huntress, where he puts his passion for reverse engineering, threat detection, and partner support into practice. His interest in cybersecurity took off when he began learning Python and dissecting malware lu...
Neal TillerySr. Manager, Solutions Engineering, OktaNeal Tillery has helped customers design and implement Identity solutions for 18 years. He has worked for industry-leading companies like Sun Microsystems, SailPoint, and Okta. He is now a Senior Manager for Pre-Sales Solution Architecture at Okta. He is passionate about how Okta can help customers quickly and easily secure their applications...
Chris TillettSr. Engineer, Strategic Product Intelligence, Palo Alto NetworksChris currently works for Palo Alto Networks in R&D, helping customers stay ahead of threat actors and helping our products stay customer focused. His experience with UEBA and IAM helped drive the ITDR module to not only focus on Identity based attacks, but also the entire Identity lifecycle helping to improve outcomes for customers and detec...
Tanya Tipper-LusterIT Audit/Advisory Professional, Wyndham DestinationsTanya Tipper-Luster has spoken at cyber conferences such as the (ISC)2 Security Congress and was featured as a cybersecurity expert in the Orlando Business Journal. She is a Cybersecurity Audit thought leader and visionary. She represents the alignment of emerging technology, critical business processes and key cybersecurity controls to infl...
Jennifer TisdaleAssociate Principal, GRIMM, a Cyber Research, Consulting & Education firmJennifer Tisdale is the Associate Principal for Embedded Systems and Advanced Transportation Security Programs at GRIMM, a cybersecurity research and engineering firm. Previously, Jennifer served as R&D Program Manager of Vehicle Product Cybersecurity at Mazda North America. While at Mazda, Jennifer bridged the gap between R&D and Government ...
Patricia TitusField CISO, Abnormal AIPatricia Titus, a Field Chief Information Security Officer at Abnormal AI, has more than 25 years of CISO experience. Her extensive background includes CISO positions at prominent organizations such as Booking Holdings, Markel Corporation, Freddie Mac, Symantec, Unisys, and the U.S. Transportation Security Administration. Throughout her caree...
Brian TobiaConsulting Systems Engineer, CiscoBrian has been an IT practitioner, consultant, and pre-sales engineer for 15 years, focusing on network and virtualization security. He currently is a consulting systems engineer covering cloud security solutions at Cisco. He holds a CISSP along with other industry certifications.

Tommy ToddVice President of Security, Code42Tommy Todd is Vice President of Security at Code42 with over 20 years of cybersecurity experience, primarily focused on data privacy and data protection strategies. Prior to Code42, Tommy served in security roles at Symantec, Ionic Security, and Optiv, as well as many other firms. Throughout his career, he has acted as a leader, mentor, engin...
Ronnie TokazowskiCTO, Rexxfield / Dougherty Intelligence & InvestigationsRonnie Tokazowski is the Chief Technology Officer of Rexxfield and a seasoned security professional who has spent more than a decade tracking, investigating, and disrupting cybercriminal networks. At Rexxfield, he focuses on developing intelligence-driven approaches to help change the threat landscape by investigating harassment campaigns and...
Jesus ToledanoHead of Global Security Architects, Google CloudJesus leads the Global Security Architects team for SecOps at Google Cloud Security, where he champions the go-to-market strategy for Google’s Agentic SOC. With over a decade of experience driving enterprise cybersecurity innovation and emerging technology adoption at a global scale, he specializes in guiding organizations to securely integra...
Tom TollertonSr. Manager, IT Advisory, DHGTom has 15+ years of experience in the IT industry, and has extensive experience performing SOC 1 and 2 examinations and reporting, cybersecurity risk assessments, PCI compliance assessments, and system security assessments. Tom is one of DHG’s PCI Qualified Security Assessors and has completed multiple Reports on Compliance for PCI Level 1 m...

Josh TomkielManaging Director, Penetration Testing Team, SchellmanJosh Tomkiel is a Managing Director on Schellman’s Penetration Testing Team based in the Greater Philadelphia area with over a decade of experience within the Information Security field. He has a deep background in all facets of penetration testing and works closely with all of Schellman's service lines to ensure that any penetration testing ...

David ToniniComputer Hacking and Intellectual Property (CHIP) Coordinator, and Assistant United States Attorney, U.s. Attorney’s Office, District of Colorado
Steve ToolePrincipal Solutions Consultant, SailPointSteve Toole is a Principal Solutions Consultant with SailPoint Technologies. With almost 20 years' of Identity Security experience, he is responsible for helping clients around the world understand Identity Security and how to apply it to achieve business goals and objectives.

AK TorgesonTreasurer, ISC2 Seattle ChapterAK obtained her CISSP in 2023, after attending an ISC2 Seattle CISSP Bootcamp. She holds a Masters in Analytical Chemistry from the University of Washington and Bachelors in Biochemistry and Computer Science, both from Seattle University.
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