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GA/T 1981-2022: (Forensic science - Technical specification for data extraction and fixation of faulty mechanical hard disk)
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GA/T 1981-2022: (Forensic science - Technical specification for data extraction and fixation of faulty mechanical hard disk)

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ICS 13.310 CCSA92 People's Republic of China Public Security Industry Standards Forensic science glitch HDD data extraction fixed specifications Released on 2022-04-12 2022-10-01 implementation Released by the Ministry of Public Security of the People's Republic of China

foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules for Standardization Documents" drafting. Please note that some contents of this document may refer to patents. The issuing agency of this document assumes no responsibility for identifying patents. This document was submitted by the Criminal Investigation Bureau of the Ministry of Public Security. This document is under the jurisdiction of the Electronic Evidence Inspection Subcommittee (SAC/TC179/SC7) of the National Criminal Technology Standardization Technical Committee. This document was drafted by. The Physical Evidence Appraisal Center of the Ministry of Public Security, the Criminal Investigation Bureau of the Shaanxi Provincial Public Security Department, the China Criminal Police College, and the Criminal Investigation Bureau of the Nanjing Public Security Bureau. Institute of Military Science and Technology, Procuratorial Technology Information Research Center of the Supreme People's Procuratorate, Network Security Bureau of the Ministry of Public Security, National Information Center, Tiananmen Criminal Investigation Team of Tianjin Public Security Bureau. The main drafters of this document. Kang Yanrong, Zhao Lu, Long Yuan, Yang Yongdeng, Qin Yuhai, Zhang Zhicheng, Zhao Xianwei, Liu Xiaoyu, Wang Xiaoqiang, Fan Wei. Forensic science glitch HDD data extraction fixed specifications

1 Scope

This document specifies the terms and definitions, environmental equipment, operating procedures, and results of data extraction and fixation in faulty mechanical hard disks in the field of forensic science. fruit expression. This document applies to the examination of failed mechanical hard drives in the field of forensic science.

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document. GB/T 12628 General Specifications for Hard Disk Drives GB 50073 Code for Design of Clean Workshops GA/T 1568 Forensic Science Electronic Evidence Examination Terminology GA/T 1569 Specifications for the Construction of Forensic Science Electronic Evidence Testing Laboratories

3 Terms and Definitions

GB/T 12628, GB 50073, GA/T 1568, GA/T 1569 and the following terms and definitions apply to this document. 3.1 Parts equipped with hard disk electronic components such as hard disk interface and main control chip. 3.2 ROM chipROMchip The memory on the hard disk circuit board is used to store the firmware program of the hard disk. 3.3 Hard disk circuit board number PCBnumber A group of numbers on the hard disk circuit board, or a combination of numbers and English letters. 3.4 disk cavity diskcavity The inside of the hard disk is used to accommodate the enclosed space of components such as magnetic head assembly, hard disk platter, and spindle motor. 3.5 Disk body diskbody A carrier composed of a metal shell and a spindle motor, used to carry internal components such as disks and magnetic head assemblies. 3.6 magnetic head An electromagnetic induction component used to read and write to a platter. ...