4File System Security
File system security is one of the most basic security features in the Solaris OS. These features have evolved quite a bit over time, from the traditional UNIX security mechanisms to ACLs on NFSv4 and ZFS file systems.
4.1 Traditional UNIX File System Security
The basics of file system security start with the three modes for files and directories: user, group, and other. These modes have been around since the birth of UNIX. The other mode is also called world or everyone.
The user mode is the permissions that are granted to the file or directory owner, the group mode is the permissions that are granted to those who are members of the same group as the group that owns the file or directory, and other is the permissions ...