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VulcanSphere (talk | contribs) m Changing short description from "Forensic Hardware Device Prevent Writing" to "Specialised hard disk controller for forensic usage" |
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{{Short description|Specialised hard disk controller for forensic usage}}
[[Image:Portable forensic tableau.JPG|thumb|right|220px|A portable Tableau write-blocker attached to a [[Hard Drive]]]]▼
{{Use mdy dates|date=November 2022}}
▲[[
[[File:Disk image tools.jpg|thumb|220px|right|Example of a portable disk imaging device]]
[[File:Forensic tableau.JPG|thumb|220px|right|A Tableau forensic write blocker]]
[[File:Forensic disk imager.jpg|thumb|220x220px|A Tableau forensic disk imager]]
A '''forensic disk controller''' or '''hardware write-block device''' is a specialized type of computer [[hard disk controller]] made for the purpose of gaining read-only access to computer [[
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The United States [[National Institute of Justice]] operates a Computer Forensics Tool Testing (CFTT) program which formally identifies<ref>http://www.cftt.nist.gov/HWB-ATP-19.pdf</ref> the following top-level tool requirements:▼
A device which is installed between a storage media under investigation and an investigator's computer is called a "'''bridge kit'''". The bridge kit has one connector for the storage media and another connector the investigator's computer. It allows the investigator to read, but not alter the device under investigation.<ref name="dhs">{{cite web |title=Test Results for Hardware Write Block Device: Tableau Forensic SATA/IDE Bridge T35u |date=October 2018 |publisher=[[United States Department of Homeland Security]] |url=https://www.dhs.gov/sites/default/files/publications/Test%20Report_NIST_HWB_Tableau%20Forensic%20SATA-IDE%20Bridge%20T35u_Firmware%20Version%20Sep%2015%202015%2011.19.41_October%202018.pdf |accessdate=February 23, 2021}}</ref>
*''A hardware write block (HWB) device shall not transmit a command to a protected storage device that modifies the data on the storage device.''▼
*''An HWB device shall return the data requested by a read operation.''▼
▲The United States [[National Institute of Justice]] operates a Computer Forensics Tool Testing (CFTT) program which formally identifies
*''An HWB device shall return without modification any access-significant information requested from the drive.''▼
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Any error condition reported by the storage device to the HWB device shall be reported to the host.<ref>{{Cite book |url=https://www.nist.gov/system/files/documents/2017/04/28/CFTT-Booklet-Revised-02012012.pdf |title=Computer Forensics Tool Testing Handbook |publisher=[[National Institute of Standards and Technology]] |page=88 |date=2012-02-01 |access-date=2022-11-15}}</ref>}}
==Description==
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