Digital Forensics Expert Witnesses

Digital forensics expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on digital forensics. The digital forensics expert witness listings on this page are typically from fields/areas of expertise such as: Computers, Cybersecurity, Forensic Science, Information Technology, Internet, Legal, Technology, and Telecommunications.

Scott Greene

Digital Evidence Expert

Evidence Solutions, Inc.

Tucson, Arizona
Technology, Telecommunications - Call Detail Records, Text Message retrieval, app data, GPS, Triangulation, Digital Forensics, ELDs, Black Box Data, Electronic Medical Records, electronic evidence, Cybersecurity, Document Authentication, data retrieval, meta data, Audio/video/imagery analysis, computers, eDiscovery,data fabrication
For over 42 years, Scott Greene has been helping judges, attorneys, and organizations understand data. He collects, analyzes, and explains complex electronic and digital evidence in legal matters. His extensive and diverse experience allows him to be an expert in many facets of digital technology, including Cell Phone Forensics, Black Boxes / Event Data Recorders (EDRs), Triangulation, Electronic Logging Devices (ELDs), Computers, Electronic Medical Records (EMR) Forensics eDiscovery, Mobile Device Passcode Breaking, and much more. Scott founded Evidence Solutions, Inc., a premier forensics and expert witness firm, and Great Scott Enterprises, Inc., which provided superior computer consulting services. Today, Scott is an Affiliated Professional Member of the American Bar Association and heads the Digital Forensics Division of Evidence Solutions, Inc., working as an Expert Witness and Digital Forensics professional. He has served as an Expert Witness and Special Master in both Feder...

Ira Victor, G2700, GCFA, GPCI, GSEC-Gold, CGEIT, GRISC

Arizona
Computers, Cybersecurity - Computer Forensics, Smartphone Forensics, Digital Forensics, Cybersecurity, Meta Data, Video Forensics, Data Recovery, Hacking, Information Security, Vehicle Electronics, Email, Electronic Medical Records (EMR), Electronic Health Records (EHR)
I work with attorneys to interpret digital evidence, and tell a powerful story. My technical expertise saves time and money: pre-discovery communications, forensically-sound data preservation, and reports that pack a punch. Expert analysis for electronic medical records, business espionage, employee misconduct, vehicle computer systems, video surveillance, cybercrime, divorce, probate and more (ask about your case -- initial consultation is free). I have more than two decades in the field. Court appearances in multiple states. A live person always answers the phone. My most frequent practical contributions in litigation consulting are as follows: • Distinguishing useful ESI from non probative data • Overcoming adverse party’s resistance to producing ESI • Producing ESI with confidence it will be admissible • Delivering concise written reports that clarify rather than confuse • Incorporating digital evidence into the legal strategy • Advising methods that ...

Joseph Greenfield, PhD

Maryman & Associates

Los Angeles, California
Computers, Information Technology - Digital Forensics, Computer Forensics, Electronic Evidence, Electronic Discovery, eDiscovery, Email Analysis, Mobile, Computers, Cybersecurity, Cyber Breach Investigations, Cyber Investigations, Incident Response, DFIR
Dr. Joseph Greenfield is the Vice President and Chief Forensic Examiner at Maryman & Associates and an award-winning educator. He is a renowned computer forensics expert with over 15 years of investigative experience, including cyber breach investigations, employee misconduct, and email recovery and analysis. He has worked over 1000 cases and analyzed over 2000 pieces of digital evidence. His is known for deep forensic analysis while being able to explain technical details to non-technical decision-makers. He has provided expert witness testimony in state, federal, and international legal matters. Dr. Greenfield is also an Associate Professor of Information Technology Practice at the Viterbi School of Engineering at the University of Southern California, where he authored the undergraduate programs in both cybersecurity and digital forensics. In 2014, the Ponemon Institute ranked USC as 6th in the nation for “Best Schools for Cybersecurity” and the highest ranked on the West Coas...

Jonathan Karchmer, GCFA, GCFE, GCIH

iDiscovery Solutions

Costa Mesa, California
Computers, Cybersecurity - Digital Forensics, Data Preservation, Data Analysis
Jonathan is the Manager of Forensics Consulting at iDS and is responsible for the oversight of operational efficiency and project delivery within Forensics – focusing on research, development, and automation of analysis tasks. He has 20 years of experience in managing projects dealing with computer forensic examinations, data breaches and network incidents, ESI collection, processing, and hosting, as well as document review and production. Jonathan has advised counsel in engagements regarding intellectual property and trade secret theft, contractual disputes, electronic document production, FTC second requests, due diligence investigations, embezzlement, harassment, illegal surveillance, network attack/incident handling, and network security auditing. He has also offered sworn testimony in state and federal courts. EDUCATION BS in Management Information Systems, University of Arizona Certifications: GCFA (GIAC Certified Forensic Analyst), GCFE (GIAC Certified Forensic Examiner...

James Vaughn

iDiscovery Solutions (iDS)

Costa Mesa, California
Computers, Information Technology - digital forensics, electronic discovery, digital evidence, electronic evidence, computer forensics, cell phone, mobile device, data collection, social media, cloud computing, IT forensics, information governance, cyber security, fake evidence, testimony, forensic investigation, cybersecurity.
Mr. James D. Vaughn, a Managing Director of iDiscovery Solutions (iDS), is a certified, court-recognized expert who has given live testimony in well over 80 cases involving topics such as evidence preservation, documentation of events, and digital forensic methodologies and procedures. Mr. Vaughn has received and maintained several digital forensic certifications over the last 18 years. Mr. Vaughn has trained hundreds of law enforcement officers, attorneys, and other examiners on computer forensics and high technology related issues involving best practices and methodologies. He has 16 years’ law enforcement experience, has codeveloped digital forensic courses for the California Department of Justice, and has been involved in high stakes cases throughout his career. Mr. Vaughn has extensive experience working on litigation and consulting matters in digital forensics, e-Discovery, and other high technology issues. His experience covers Windows, MACs, and mobile device platforms. He s...

Jonathan E Hochman

Hochman Consultants

Cheshire, Connecticut
Internet, Cybersecurity - E-commerce, Ecommerce, SEO, Search Engine Optimization, PPC, Pay Per Click Advertising, Internet Marketing, Web Development, Mobile Apps, Google Analytics, Google Ads, Digital Forensics, Internet Security, Privacy, Wiretapping, Patent, Trademark, Reputation Management, Online Defamation
Jonathan Hochman serves as consulting and testifying expert for cases related to Internet marketing, e-commerce, website development, digital forensics, search engine optimization (SEO), pay-per-click (PPC) advertising, privacy, securities fraud in the technology industry, and disputes related to technology startups. Since 2007 he has provided expert witness services to plaintiffs and defendants alike for disputes involving trademarks, patents, trade secrets, copyrights, contracts, defamation and online reputation, unfair competition, conspiracy and fraud. Hochman has testified at eighteen trials and fifty-six depositions. He has served as a consulting expert in many more cases. His clients have been located in the United States, the United Kingdom, Canada, Australia, Israel, Ukraine, and Romania. A Yale University graduate with two degrees in computer science, Hochman has worked as a sales, marketing and technology consultant for 34 years. After managing several prior business...

Dan Regard

iDiscovery Solutions

Washington, District Of Columbia
Technology, Cybersecurity - Technology, digital forensics, compliance, cybersecurity, ediscovery, disclosure, information governance, privacy, structured data, analytics, testimony, data identification, information system, data subject access requests, enterprise applications, email archives, software, hardware, investigation
Mr. Regard is an electronic discovery and computer science consultant with 30 years of experience in consulting to legal and corporate entities. A programmer and an attorney by training, Mr. Regard has conducted system investigations, created data collections, and managed discovery on over a thousand matters. He is responsible for the development and implementation of case and matter strategies that leverage technology in litigation and investigations. Mr. Regard has both national and international experience advising on such issues as electronic discovery, computer forensics, structured data, and information management. He is a frequent speaker, teacher, and publisher on issues of electronic discovery. Prior to founding iDiscovery Solutions, Inc. in 2008, Mr. Regard was the national director of e-Discovery for LECG. He was also the national director of Electronic Evidence & Consulting for FTI Consulting and was an electronic discovery and data analytics team leader in Analytical D...

Supreet Singh

iDiscovery Solutions

Washington, District Of Columbia
Computers, Technology - Cell phones, Phones, Computer Forensics, Digital Forensics, Cyber Security, Incident Response, Data Analytics, Big Data, Theft of IP, Contractual disputes.

Bobby R Williams, GCFE

iDiscovery Solutions

Washington, District Of Columbia
Information Technology, Forensic Science - Data Science, Digital Forensics, Analysis, Examination, Investigation, Collection, Preservation, eDiscovery, Discovery, Aggregate, Presentation, Communication, Education, Legal Technology, Litigation Support, Diversity, Equity, Inclusion, DEI
EDUCATION & PROFESSIONAL CERTIFICATIONS Current: • GCFE – (Global Information Assurance Certification) Certified Forensic Examiner Legacy: • EnCE – EnCase Certified Forensic Examiner • AA in Graphic Design, University of the District of Columbia • A+ CompTia Certification • Network+ CompTia Certification PUBLICATIONS • The Art of Consultation: Creativity in Forensic Investigations (July 2021) • The Main Event: Windows Event Logs are Tools for Investigators – Issue #6 of the Finely Tuned Series – Corporate Counsel Business Journal (November 2020) • Upward Mobility: The Important of Mobile Device Management – Issue #5 of the Finely Tuned Series – Corporate Counsel Business Journal (November 2020) • Retention Attention – Issue #4 of the Finely Tuned Series – Corporate Counsel Business Journal (November 2020) • Deploy the Asset – Issue #3 of the Finely Tuned Series – iDS Blog (September 2020) • Puzzle Pieces – Issue #2 of the Finely Tuned Series – Corporate Counsel Business Journal (...

Karuna Naik

SullivanStrickler LLC

Forest Park, Georgia
Computers, Technology - Mobile Device Forensics, Digital Forensics
Cellebrite mobile device certifications: CCO - Cellebrite Certified Operator CCPA - Cellebrite Certified Physical Analyst CCPO - Cellebrite Certified Premium Operator Over 20 years of experience in the information technology field

Wayne S. Josleyn, EnCE, CCE, CDRS, OFE, MCP

G2 Research, Inc.

Boise, Idaho
Information Technology, Computers - Digital Forensics, Cell Phone Forensics, Data Recovery, eDiscovery, Video/Audio Forensics, Computer Forensics, DVR Forensics, Password Recovery, Social Media Forensics, Email Forensics, Spyware, Embezzlement, Trade Secret Theft, Fraud, Cyberstalking, Deleted File Recovery, Document Authentication
I have been a digital forensics expert since 2006 and have testified in Idaho, Oregon, Washington, Texas, California, Colorado, Federal District, Federal Appeals, and Quebec, Ontario Criminal courts. Some areas of investigative and court experience include embezzlement, theft of trade secrets, fraud, misappropriation of funds, tax evasion, network breach, domestic violence, cyberstalking, breach of contract, and divorce. My skills include cell phone forensics (JTAG, chip-off, and geolocation), eDiscovery, data recovery from fire- and water-damaged media, DVR analysis, decryption, and social media investigation. I am an EnCase Certified Examiner (EnCE), a Certified Computer Examiner (CCE), an Oxygen Forensic Expert (OFE), and a Certified Data Recovery Specialist (CDRS) with experience in all industry-recognized commercially available digital forensic tools.

Stacy R Eldridge, CFCE, GCFE, GSEC, GCCC, LPD

Silicon Prairie Cyber Services

Lincoln, Nebraska
Computers, Cybersecurity - Computer Forensics,Digital Forensics,Mobile Forensics,Cell Phone,iPhone,Android,Email,Meta Data,Data Recovery,Deleted Files,Video Analysis,Image Analysis,RAM,Data Loss Prevention, Insider Threat,Cybersecurity,Cybercrime,FBI,Forensic Analysis,Computer Investigation,Criminal Defense,Civil Litigaiton
Stacy Eldridge is a former Senior Forensic Examiner with the FBI, and began her security career 20 years ago in the FBI. Today, she is a leading force behind Silicon Prairie Cyber Services, bringing two decades of digital forensics and cybersecurity expertise to the company. Stacy's services include digital forensics, litigation support, expert witness testimony, cybersecurity consulting and teaching . As a respected educator, she is an Adjunct Professor teaching digital forensics and cybersecurity classes for OSU and Bellevue University while also coaching for IACIS. Stacy's passion goes beyond just finding evidence - it's about understanding it and helping others comprehend its significance. With a keen eye for the truth, Stacy's unwavering dedication to her craft makes her a trusted authority in digital forensics and cybersecurity. Whether it's a complete digital forensics examination, a second opinion, or a report review, Stacy offers a no-nonsense approach to giving you the fa...

Ira Victor, G2700, GCFA, GPCI, GSEC-Gold, CGEIT, GRISC

Las Vegas, Nevada
Computers, Cybersecurity - Computer Forensics, Smartphone Forensics, Digital Forensics, Cybersecurity, Meta Data, Video Forensics, Data Recovery, Hacking, Information Security, Vehicle Electronics, Email, Electronic Medical Records (EMR), Electronic Health Records (EHR)
I work with attorneys to interpret digital evidence, and tell a powerful story. My technical expertise saves time and money: pre-discovery communications, forensically-sound data preservation, and reports that pack a punch. Expert analysis for electronic medical records, business espionage, employee misconduct, vehicle computer systems, video surveillance, cybercrime, divorce, probate and more (ask about your case -- initial consultation is free). I have more than two decades in the field. Court appearances in multiple states. A live person always answers the phone. My most frequent practical contributions in litigation consulting are as follows: • Distinguishing useful ESI from non probative data • Overcoming adverse party’s resistance to producing ESI • Producing ESI with confidence it will be admissible • Delivering concise written reports that clarify rather than confuse • Incorporating digital evidence into the legal strategy • Advising methods that ...

Michael Yasumoto, CFCE, CAWFE, ICMDE, GCFE, GCFA

Deadbolt Forensics

Beaverton, Oregon
Computers, Cybersecurity - Trade Secret Theft, Intellectual Property, Computer Forensics, cell phone forensics, Email Forensics, Vehicle Electronics, Digital Forensics, Smartphones, mobile forensics, Meta Data, Data Recovery, Forensic Science, Internet, Technology, Information Technology
Michael Yasumoto has worked on hundreds of cases and has over 1,000 hours of specialized forensic training. He has taught computer and mobile phone forensic classes to both US and foreign law enforcement as well as the military. His civil practice is primarily focused on two case types. 1. Employees accused of copying or retaining confidential data when they exit the company. In some cases, a company device is returned by the employee after it has been erased. Michael's expertise covers preserving and examining the associated data to determine what happened. He has worked for both the plaintiff and defense on these cases. 2. Traffic accidents where a driver could have been interacting with their cell phone at the time of the collision. Michael's expertise covers downloading and examining the phone's data as well as associated Call Detail Records (CDRs) from the wireless carrier. If applicable, he can download the data from the infotainment system in the car and provide a r...

Steven Bergin

Cybertek Forensics, Inc.

King of Prussia, Pennsylvania
Cybersecurity, Technology - Digital Forensics, Cell Phones, Call Data Records, Digital Security, Hacking, Intellectual Property, Password Cracking, Mobile Forensics, E-Discovery, Cyber Security, Investigation, Computer Hacking
Experienced military veteran and IT Specialist in Digital Forensics, Network Administration and Management, with a demonstrated history of working in the U.S. defense industry, Federal law enforcement, military and the financial industry. Skilled in network management, Digital Forensics, Blacklight forensic software, AccessData AD lab forensics software, Internet Evidence Finder (IEF), Griffeye modular digital investigation platform, Cellibrite UFED 4PC mobile device forensics, evidence collection and chain of custody procedures, write-blocking forensic imaging hardware tools. Strong professional currently enrolled in a M.S in Digital Forensics program at Champlain College. Holds a B.S. in Communications from Liberty University and a A.S. focused on Information Systems Technology from Community College of the United States Air Force. Certificates & Training & Navy Awards o AccessData Certified Examiner (ACE), 2016 o CompTIA Security + certification, 2009 o Cyber Systems Operation...

Timothy R. Primrose

DJS Associates, Inc.

Abington, Pennsylvania
Forensic Science, Telecommunications - Mobile Forensics, Cell Phones, Data Download, Extraction, Digital Forensics, Digital Evidence, Electronics, Cloud Data, Social Media Data, Wearable Devices, Device Download, eDiscovery, Call Records, Cell Tower Data Analysis, Cellebrite, Smartphone, GPS Device, Apple Watch, Fitbit, Smartwatch
Tim earned his degree in Digital Forensics, with a minor in Information and Technology Management, from Bloomsburg University in Pennsylvania. As a Mobile Forensic Analyst, Tim handles securing, imaging, and analyzing mobile devices for the municipal, legal, and insurance industries. His services include the review and analysis of digital evidence casefile materials; securing, extracting, and storing of digital data evidence; creating, finalizing, maintaining, and executing formal documentation including chain of custody, consent, and release forms. Tim is a Cellebrite trained and certified Operator, Physical Analyst and Advanced Smartphone Analyst. He works closely with the Automotive Engineering and Collision Reconstruction Departments to research, test, and analyze the connection of data from telecommunication systems to automobiles and their infotainment systems. Tim is able to access and interpret data pertaining to cell phones, GPS devices, social media, Apple watches, Fitbit...

David A. Greetham

34+ Years Experienced Digital Forensics Expert

Level Legal

Dallas & Houston, Texas
Computers, Legal - Digital Forensics, Computer Forensics, Theft of Trade Secrets, Fraud Examiner, Forensic Collections, Neutral Expert eDiscovery, Neutral Expert Digital Forensics, Mobile Device Forensics, Testifying Expert, Consulting Expert, Information Governance, IG Consulting, Licensed Private Investigator
David has testified as an expert on numerous occasions both nationally and internationally. He has acted as a joint neutral expert on many occasions, specifically in the areas of digital forensics analysis and eDiscovery methodologies. His consulting services are offered throughout the United States and Canada, with occasional international engagements. His accolades include: • Tenured digital forensics expert and successful entrepreneur. • Testified in the landmark case Coleman Holdings v. Morgan Stanley. • Member of the Association of Certified Fraud Examiners and is a Certified Forensic Litigation Consultant. • Developed and patented the first remote forensics collection system. • Provided specific training for the Executive Office of the President at the White House, Harvard University, and New Scotland Yard. David completed his Master of Science in Forensic Computing from Cranfield University, considered as one of the top five technical universities in the world, which ...