Join Jungwoo Ryoo for an in-depth discussion in this video Understanding an offset, part of Learning Computer Forensics.
…In the computer forensics literature or talks, you often hear, or…read this mention of the word offset and therefore, the understanding of…this concept of offset is critical in analyzing or interpreting your data.…Offset is significant,…especially in the context of locating a piece of information in your data.…As I said, offset is a way to refer to a location, either in a file or a drive.…
So from a particular reference point, either the beginning of a file or…the beginning of a sector or the beginning of an entire drive, by how many bytes…a particular location is away, that's the whole idea behind an offset.…So, by how many bytes,…usually we use hex numbers to represent the amount, how many bytes?…So, for example, if the offset is one-zero in hex, that means…the current location of a piece of data is 16 bytes away from a reference point.…
So, in this case, a reference point could be the beginning of file.…So that is 16 bytes away from the beginning of the file.…We use a particular offset notation to make it…
- Understanding computer forensics
- Understanding partitioning
- Using a hex editor
- Preparing a target drive
- Acquiring data
- Ensuring data integrity with hashing
- Indexing and searching
- Generating a report
Skill Level Intermediate
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1. Understanding Computer Forensics
2. Preparing for a Computer Forensics Investigation
3. Preserving Data
4. Acquiring Data
5. Analyzing Data
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