Introduction to Digital Forensics Glossary acquisition The process of creating a duplicate copy of digital media for the purposes of examining it eDiscovery A common acronym for electronic discovery exhibit Digital media seized for investigation is usually referred to as an "exhibit" hashing Within the field "hashing" refers to the use of hash functions (e.g. CRC, SHA1 or MD5) to verify that an "image" is identical to the source media image A duplicate copy of some digital media created as part of the forensic process imaging Synonym of "acquisition" live analysis Analysis of a piece of digital media from within itself; often used to acquire data from RAM where this would be lost upon shutting down the device unallocated space Clusters of a media partition not in use for storing any active files. They may contain pieces of files that were deleted from the file partition but not removed from the physical disk verification A term used to refer to the hashing of both source media and acquired image to verify the accuracy of the copy write blocker The common named used for a forensic disk controller, hardware used to access digital media in a read only fashion
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