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The World's First Blockchain Forensics Team

Bitcoin, eCrime, and Payment Experts Collaborate to Fight Crypto Crime

Our Mission

Protecting financial institutions from
virtual asset laundering risks and
crypto-related threats

Growing the blockchain economy by
making it safe for users and trusted by

The World’s Best Blockchain Analytics Cryptocurrency Intelligence




Banks, VASPs, Agencies and Regulators



Menlo Park, Toronto, New York, Washington, London, Frankfurt, and Singapore



and backed by leading investors

CipherTrace Leadership

The CipherTrace leadership team has deep expertise in cybersecurity, payment systems, bitcoin mining, and were early participants in the bitcoin community.

David Jevans

Chief Executive Officer

Dave Jevans is CEO of CipherTrace, a Mastercard company. He is a serial entrepreneur in crypto, security, and fintech. As an early cypherpunk, he became involved in cryptocurrencies in 1999, closely tracking DigiCash, e-gold and other early innovators. In 2011, Jevans “went down the rabbit hole,” embracing Bitcoin and tracing criminal activity on the blockchain.

After an early technical leadership career at Apple, Jevans founded his first encryption company,, which went IPO in 2000 after merging with fellow crypto company Valicert.’s secure messaging products continue to underpin global financial networks for banks as well as SWIFT—the de facto infrastructure for moving value across borders, spanning more than 200 countries.

Jevans went on to found IronKey, a hardware encryption company that continues to thrive in financial, consumer and government markets as a division of Kingston. He then brought mobile security company Marble to market, which is now part of security leader Proofpoint.

In 2015, he founded CipherTrace with the vision of building a global company that makes cryptocurrencies safe, secure and compliant. CipherTrace’s customers are the world’s banks, crypto exchanges, Virtual Asset Service Providers (VASPs), government agencies and regulators.  CipherTrace was acquired by Mastercard in 2021, and Dave is Executive Vice President at Mastercard, and CEO of CipherTrace.

Jevans is the inventor of over 20 issued US patents. An industry expert on blockchain security, internet fraud and cybersecurity, he has advised Congress on these topics and is frequently quoted by the media, including Financial Times, Coindesk, American Banker, Bloomberg TV, CoinTelegraph, CIO Magazine, Dark Reading, Information Week, MSNBC, PC Magazine, and The Washington Post. Jevans speaks frequently at events around the world on the blockchain, cryptocurrencies, financial regulations and electronic crime.

Jevans participates in numerous standards and industry working groups including,,,,, FATF Virtual Asset Contact Group.

He is also the founder and Chairman of the Anti-Phishing Working Group (, a security non-profit with over 1,500 corporate and government members that produces the Electronic Crime Symposium, bringing cutting-edge research from emerging Ph.D. students to a global stage. APWG also operates the eCrime Exchange, a real-time data exchange for sharing phishing, malicious IPs and criminal cryptocurrency addresses.

Jevans holds a Master’s of Science degree in Computer Science from the University of Calgary, Canada.

Shannon Holland

Chief Technical Officer

Shannon Holland is a founder and CTO of CipherTrace where he leads research and development of CipherTrace’s advanced cryptocurrency forensics tools. Mr. Holland has 20 years of experience in developing secure and scalable computer technology. He is a distinguished software engineer with a broad range of experience, ranging from low-level software and hardware design to large-scale application servers. Additionally, Mr. Holland was an early bitcoin miner.

Prior to CipherTrace, Mr. Holland was the Lead Threat Intelligence Engineer at Marble Security where he led the R&D of mobile app threat intelligence and analyzed over 2 million IOS and Android apps across various marketplaces. He also led the research and development of the IronKey security devices, including their cryptography, key management, firmware and hardware design. Shannon is the co-inventor of numerous security and cryptography patents, and produced the first certified tamper-proof, FIPS 140-2 Level 3 mobile device.

Early in his career Mr. Holland worked on the OS team at Apple Computer where he significantly optimized many portions of QuickDraw and built the Macintosh Color Picker. During his consulting career he has enjoyed success improving Netscape Communications browser memory management and developing security hardware security implementations for the Health Hero Buddy and Danger Hiptop.

Mr. Holland holds a Bachelor of Science, Computer Science from the University of Melbourne, Australia.

Stephen Ryan

Chief Operating Officer

Steve Ryan is a founder and COO of CipherTrace. He has 25 years of experience in the security and payments markets. Mr. Ryan is the inventor of 3-D Secure, the largest consumer payment authentication solution in the world, with over 150 million consumer users

Mr. Ryan is a Fintech/Security executive and serial entrepreneur and has experience with a variety of internet-based security initiatives as well as experience with productizing government-funded initiatives. Additionally, Ryan has been an early stage advisor to some very successful Silicon Valley companies including PayPal and Splunk.

As a seasoned entrepreneur, he helped build and bring to market mobile security company Marble, which is now part of security leader Proofpoint (NASDAQ: PFPT). Prior to Marble, Ryan was an Executive Vice President at Online Resources and was responsible for Digital Banking and Payment Operations, which was sold to ACI Worldwide. Before Online Resources, Ryan was a co-founder of IronKey, which productized DHS S&T research and ultimately sold over 2 million IronKey devices, the world’s most secure flash drive. The company became a part of iMation NASDAQ: IMN. Previously Mr. Ryan was Senior Vice President at Visa USA. Before Visa, he was Senior Vice President at First Data where he was responsible for Product Management and Marketing. Mr. Ryan began his career in the Fintech industry at Bank of America, where he developed and managed the bank’s credit card processing systems.

Ryan holds a Bachelor of Science degree in Management Information Systems from Old Dominion University in Norfolk, Virginia.

Catherine Woneis

Vice President of Product Management

Catherine Woneis is Vice President of Product Management at CipherTrace. Her primary focus is on big data analytics for security, intelligence, and process enhancement, driving the specification and delivery of world-leading blockchain analytics and bank crypto risk mitigation applications and services. Catherine has more than 20 years of experience in product management.

Before joining CipherTrace, Catherine was Vice President of Product at Cryptowerk where she drove the development of a hybrid cloud/blockchain solution enabling enterprises to seal and exchange digital assets at scale. Prior to that, Catherine headed up product at Chute, Saffron Tech, Attensity, and Inxight, focusing on applying big data analytics and AI to real-world intelligence, law enforcement, and enterprise applications.

Catherine holds an MBA from the Haas School of Business at the University of California, Berkeley.

Paul Reyff

VP of North American Sales

Paul Reyff is Vice President of North American Sales at CipherTrace. He has over twenty years of sales and technology related experience. Paul was also a Lieutenant Commander in the United States Naval Reserve.

Prior to joining CipherTrace, Mr. Reyff was Sr. Director of Product Management at Proofpoint for the company’s Mobile Security solution. In that capacity, he worked closely with customers to understand their security concerns and translate those pain points into a set of functional requirements for the product development teams. Prior to Proofpoint, Mr. Reyff has held Director of Sales and Regional Management positions with enterprise security companies including Marble Security, Caymas and Secure Computing. Paul launched his technology career at Oracle Corp.

Mr. Reyff holds a Bachelor of Science degree in Marine Transportation from the United States Merchant Marine Academy, and a Master’s in Business Administration from Santa Clara University. He was also a USCG licensed Master (Unlimited Tonnage) with Prince William Sound Pilotage.

Pamela Clegg

VP of Financial Investigations

Pamela Clegg is the VP of Financial Investigations for CipherTrace. Pamela works with governments, law enforcement officials, regulators, law firms and financial institutions around the world to conduct blockchain forensic investigations. Her Education group provides global training in the blockchain, investigation of financial crimes, money laundering and other criminal activity within the cryptocurrency ecosystem. In addition, she is in an internationally recognized expert in the use of cryptocurrency in human trafficking and other financial crimes. Pamela has conducted trainings and spoken on cryptocurrency and financial crimes globally, including presentations to INTERPOL, EUROPOL, and other international and federal organizations.

Prior to joining CipherTrace, Pamela was the Assistant Vice President BSA and Information Security for First State Bank. She also has more than ten years in international investigations, due diligence and operations, working primarily in Latin America for the U.S. Government.

Pamela obtained her Bachelor of Arts degree from the University of Texas at Austin and her MBA from the Universidad Autónoma de Madrid. Pamela is a Certified Anti-Money Laundering Specialist (CAMS).

Frank Steegmans

Senior Vice President Engineering

As Senior Vice President of Engineering at CipherTrace, Frank Steegmans drives development of new products and services, managing a team of world-class product managers, software engineers, blockchain experts and data scientists. His areas of responsibility include research and cutting-edge Big Data analytics.

Mr. Steegmans has more than 20 years of experience in software development and engineering management. Before joining CipherTrace, he was Vice President of Engineering at PayStand where he led development of a highly scalable payment processing platform as well as cryptocurrency and blockchain research. Prior to that, Frank held engineering and technology management and Software Architect roles at SugarCRM, Second Nature Reports, Bank of America, Alcatel-Lucent, and a number of other companies.

Frank holds an MS in Applied Computer Science from Universiteit Hasselt and an MS in Electrical Engineering, Electronics from Katholieke Hogeschool Limburg.

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Explore Our History


CipherTrace CEO Dave Jevans begins annual reporting on Bitcoin price fluctuations versus security hacks at the APWG eCrime conference. Buys his first Bitcoins at $11.


CipherTrace CTO Shannon Holland builds his first liquid cooled Bitcoin mining rigs with custom ASICs and firmware.


CipherTrace founders lose bitcoins in the MtGox meltdown. They focus on building a solution.


CipherTrace is founded to productize blockchain forensics and intelligence.


Launches bitcoin investigative product.

Secures first $1M per year customer, and first major government contracts.

CipherTrace joins the Blockchain Alliance.

Traces Locky ransomware to BTC-e, and attributes 95% of global ransomware laundering to BTC-e.


BTC-e operator arrested.

Launch of CipherTrace blockchain intelligence API product.

CipherTrace begins tracing Ethereum, joins Enterprise Ethereum Alliance.

CipherTrace professional services launched to assist with ICO compliance.


Launches CipherTrace Cryptocurrency AML services to risk-score transactions and addresses.

Launches CipherTrace Cryptocurrency Monitoring and Supervision services
Publishes Quarterly Cryptocurrency AML Report.

Partners with IdentityMinds for KYC; Maltego for researchers; and Modulus for Exchanges.


Launches CipherTrace Crypto Risk Intelligence for banks and financial institutions.

Achieves major leap in cryptocurrency coverage—more than 800 tokens.

Sponsors and organizes first Travel Rule Compliance Conference and Hackathon in San Francisco.

Rakuten partners with CipherTrace to deliver AML for major new Tokyo cryptocurrency exchange.

Binance partners with CipherTrace to enhance compliance.

Malta Financial Services Authority partners with CipherTrace for virtual asset business compliance.

Unveils TRISA, a trustworthy open source solution for FATF Travel Rule compliance.

Introduces mobile app for cryptocurrency forensics and investigation.

Raises $15 million in venture funding.

CipherTrace CEO Dave Jevans qualified as first-ever bitcoin expert witness by Canadian court.


NICE Actimize adds CipherTrace to X-Sight Marketplace.

We Are Hiring Top Talent

CipherTrace Q2 2019 Cryptocurrency Anti-Money Laundering Report: Thefts, Scams and Fraud May Exceed $4.26 Billion for the Year

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Q1 2019 Cryptocurrency Anti-Money Laundering Report

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Rakuten Partners with CipherTrace to Deliver AML on Major New Tokyo Crypto Exchange

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