U.S. flag

An official website of the United States government, Department of Justice.

Dot gov

The .gov means it’s official.
Federal government websites always use a .gov or .mil domain. Before sharing sensitive information online, make sure you’re on a .gov or .mil site by inspecting your browser’s address (or “location”) bar.


The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Test Results for Forensic Media Preparation Tool: Disk Jockey PRO Forensic Edition (version 1.20)

NCJ Number
Date Published
National Institute of Standards and Technology
This report presents the results from testing the forensic media preparation tool, Disk Jockey Pro Forensic Edition, Version 1.20, under the Computer Forensics Tool Testing (CFTT) program.
Results from the testing found that in all the test cases run against Disk Jockey Forensic, all visible sectors were successfully overwritten. For the test cases that used drives containing an HPA or DCO, the tool behaved as designed by the vendor. The Computer Forensics Tool Testing (CFIT) program, a joint project of the U.S. Department of Justice, National Institute of Justice and the National Institute of Standards and Technology’s Office of Law Enforcement Standards and Information Technology Laboratory, is tasked with providing measurable assurance to practitioners, researchers, and other applicable users that the tools used in computer forensics investigations provide accurate results. This report presents the results from testing Disk Jockey Pro Forensic Edition Version 1.20, against the Forensic Media Preparation Tool Test Assertions and Test Plan Version 1.0. Tables
Date Created: October 24, 2010