5.7. Exam Essentials

Be able to describe the process of hardening an operating system.

Make sure all the products used in a network are kept up-to-date with the most current release. Apply service packs and security updates on a regular basis.

Be able to identify the capabilities of the various filesystems used.

Different filesystems have different security capabilities. The least secure is FAT, which provides only share-level and user-level security. Most of the truly networked filesystems provide access down to the individual file or directory level. The method used by Unix allows each individual file to have Read, Write, or Execute permissions for security. The filesystem can be configured when the system is installed. Unix filesystems are ...

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