Founder and examiner
About the Examiner
Walker Johnson is the founder of Precision Forensics and has more than two decades of experience in digital forensics, cybersecurity, and digital evidence. His background includes service as a law-enforcement digital forensic examiner and work involving computer, mobile-device, email, cloud, file-activity, incident-response, and timeline evidence.
Clients work directly with the examiner and receive clearly defined scope, dependable communication, and findings written for attorney and decision-maker review.
Practical perspective
Why This Experience Matters
The combination of digital-forensic, cybersecurity, investigative, incident-response, and broader technical experience helps Precision Forensics:
- Identify potentially relevant evidence sources.
- Preserve and evaluate digital evidence using documented methods.
- Recognize the limits of the available evidence.
- Explain technical findings in language useful to attorneys.
- Avoid unsupported conclusions.
Attorney-focused support
Why Legal Teams Engage Precision Forensics
Precision Forensics helps legal teams and organizations preserve, analyze, and understand digital evidence in sensitive matters. The work includes email, mobile data, computer artifacts, file activity, and timeline reconstruction, with careful attention to evidentiary integrity, documented methods, and attorney-friendly reporting.
Support is available to outside counsel, corporate legal teams, executives, and organizations for chronology development, ESI collections support, technical review, and assistance during complex cyber incidents. Precision Forensics also provides overflow and subcontract support for firms managing time-sensitive matters or variable caseloads.
Professional contribution
Contribution to MITRE ATT&CK
Walker Johnson contributed ATT&CK tactics, techniques, and procedures associated with a documented threat group, helping expand the publicly available knowledge base used by cybersecurity professionals.
MITRE ATT&CK® is a registered trademark of The MITRE Corporation. The contribution does not imply endorsement of Precision Forensics by MITRE.
Credentials
Licensure and Certifications
Credentials are grouped to distinguish current certifications from historical training.
Licensure
- North Carolina Licensed Digital Forensic Examiner
Active Certifications
- GIAC GDAT (GIAC Defending Advanced Threats)
- GIAC GREM (GIAC Reverse Engineering Malware)
- GIAC GPEN (GIAC Penetration Tester)
- GIAC GSEC (GIAC Security Essentials)
- EnCase Certified Examiner (ENCE)
- Certified Forensic Security Responder (CFSR)
- CompTIA A+
- CompTIA Network+
- CompTIA Linux+
- ISC2 CISSP (Certified Information Systems Security Professional)
Historical Certifications
Historical certifications reflecting prior technical training and experience.
- Cisco CCNA (Cisco Certified Network Associate)
- AccessData ACE (AccessData Certified Examiner)
- Microsoft MCSE (Microsoft Certified Systems Engineer)
- Microsoft MCSA (Microsoft Certified Systems Administrator)
Professional Contributions
- Contributor to the MITRE ATT&CK® knowledge base
Scope of support
Types of Matters Supported
Support may involve the following matter and evidence categories, depending on scope and available data.
- Employment disputes
- Business litigation
- Data theft and file-transfer concerns
- Family-law matters
- Email and cloud evidence
- Mobile-device and computer evidence
- Timeline reconstruction
- Review of forensic images, exports, and prior reports
Need Digital Evidence Support?
Precision Forensics provides technical consulting, forensic analysis, and litigation support for attorneys who need digital evidence explained clearly.