Images, digital evidence bags and SIPs
The practice of acquiring a digital crime scene in the form of a ‘forensic’ image has served us well over the last 20 years but it is now under considerable pressure because of the size of media needing to be imaged. We feel this will lead to an increasing adoption of smaller units of storage. Well known formats such as AFF (AFFLIB) and DEB (Turner, 2006) have been established. We will refer to these collectively using a term taken from the ISO 14721, Open Archival Information System (OAIS) (OAIS, 2014), Submission Information Package (SIP). Assurance in distributed storage