EnCE EnCase Computer Forensics: The Official EnCase Certified Examiner Study Guide, 3rd Edition
by Steve Bunting
FAT Basics
The first major component of the FAT file system is the directory entry. In all versions of the FAT file system (FAT12, FAT16, and FAT32), every file and directory is referenced and described in a separate directory entry. The directory entry is 32 bytes in length and contains the file’s or directory’s name, its size in bytes, its starting extent (or beginning cluster), and other file attributes or metadata (created, last-accessed, and last-written time stamps, and so on). None of the data content exists in the directory entry; rather, data content is stored in data allocation units called clusters. Clusters consist of one or more sectors, and a cluster is the smallest unit in which a file or directory can be stored. If a file’s size ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access