afm for AFF metadata AFF is open source Guide to Computer Forensics and Investigationsĩ Determining the Best Acquisition Method Garfinkel of Basis Technology Corporation Design goals Provide compressed or uncompressed image files No size restriction for disk-to-image files Provide space in the image file or segmented files for metadata Simple design with extensibility Open source for multiple platforms and OSs Guide to Computer Forensics and Investigationsĭesign goals (continued) Internal consistency checks for self-authentication File extensions include.
Proprietary Formats Features offered Option to compress or not compress image files Can split an image into smaller segmented files Can integrate metadata into the image file Disadvantages Inability to share an image between different tools File size limitation for each segmented volume Guide to Computer Forensics and Investigationsĭeveloped by Dr. Raw Format Makes it possible to write bit-stream data to files Advantages Fast data transfers Can ignore minor data read errors on source drive Most computer forensics tools can read raw format Disadvantages Requires as much storage as original disk or data Tools might not collect marginal (bad) sectors Guide to Computer Forensics and InvestigationsĦ Guide to Computer Forensics and Investigations Three formats Raw format Proprietary formats Advanced Forensics Format (AFF) Guide to Computer Forensics and Investigationsĥ Guide to Computer Forensics and Investigations
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Objectives List digital evidence storage formats Explain ways to determine the best acquisition method Describe contingency planning for data acquisitions Explain how to use acquisition tools Guide to Computer Forensics and InvestigationsĮxplain how to validate data acquisitions Describe RAID acquisition methods Explain how to use remote network acquisition tools List other forensic tools available for data acquisitions Guide to Computer Forensics and InvestigationsĤ Understanding Storage Formats for Digital Evidence
1 Guide to Computer Forensics and Investigations Third EditionĢ Guide to Computer Forensics and Investigations
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