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Dr. Matthew Green has been retained to testify and to consult in a broad array of cases, involving intellectual property, patent validity and infringement, copyright and DMCA violations and trade secret misappropriation. He has represented both plaintiffs and defendants in cases relating to various aspects of computer security, communications such as mobile device security and satellite TV, application security, privacy and cryptography. He has served both as a consulting and testifying expert witness in the U.S. and in Canada.
Dr. Green is a leader in the field of cryptography and computer security, including but not limited to:
  • Network and System Security
  • Cryptography
  • Cryptocurrencies
  • Distributed Systems
  • Storage Systems
  • Operating Systems
  • Key Management Systems
  • Distributed Computing
  • Digital Rights Management
  • Telephony Systems
  • Mobile Phone Security
His work as an expert includes:
  • Source code review to analyze a product for infringement or non-infringement of a patent
  • IPRs
  • Prior art searches that may ultimately invalidate a patent or refute invalidity
  • Claim construction development
  • Expert testimony and deposition
  • Expert reports
  • Courtroom exhibits assistance
​Dr. Green has a keen understanding of technology and information security and the ability to communicate high level technical concepts to a non-technical audience. 




Expert Witness

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