file-signatures-data-hiding-and-metadata

Select one of the following questions below to answer. A minimum of 200 words is required, and they must be your own words. Including figures and quotes is value-added, but they will not count against your 200 word requirement.

1. What is a file signature and why is it important in computer forensics. Give examples of File Signatures.
2. What is metadata as it relates to files? Can you find a computer forensic case that was discussed in the media where metadata was used to link someone to ownership?
3. What are some ways that people can hide data on a drive? For example an Alternate Data Stream?