Beyond having the necessary hardware and software to perform forensic imaging, it is critical to prestage a location to hold the image or evidence file. For incident response teams, the best thing to utilize as an evidence repository is an external USB or FireWire disk drive. This allows for a degree of portability as incident responders may have to investigate an incident offsite or at a variety of locations without the benefit of a forensic laboratory.
There are two tasks that need to be performed on evidence drives prior to their use. The first is to ensure that the repository is free of any data. Incident response teams should have a policy and procedure that dictate that an evidence drive be wiped prior to each ...
