Proprietary DVR format
Definition
Video storage format used by commercial CCTV/DVR systems that is specific to the manufacturer, often unplayable without the vendor's own software. The native proprietary file must be preserved as the primary exhibit before any conversion.
Related terms
- Continuity witness
- The person who can testify to each transfer of the exhibit, from collector to analyst to storage to court. Every transfer must...
- Hash value
- A fixed-length digital fingerprint produced by running a file through a cryptographic algorithm such as SHA-256 or MD5. Identical files produce identical...
- Versioning convention
- A systematic file-naming or directory structure that identifies which version of a processed file is current, preserves earlier processing stages, and prevents...
- Working copy
- A copy of an exhibit on which examination work is performed, created from a verified forensic image. The original or master copy...
- Write-blocker
- A hardware or software device that prevents any write operations to a storage device during forensic imaging. It ensures the image process...
Explained in
- Chain of Custody for Media EvidenceVideo storage format used by commercial CCTV/DVR systems that is specific to the manufacturer, often unplayable without the vendor's own software. The native p...