Information Technology Reference
In-Depth Information
4
System Security and File
Permissions
...............................................
Terms You Need to Understand
✓
User and group accounts
✓
The superuser account
✓
Absolute and symbolic access modes
✓
The
/var/adm/utmpx
file
✓
The
/var/adm/wtmpx
file
Concepts You Need to Master
✓
Restricting and monitoring the superuser account
✓
Monitoring user activities
✓
Changing default and existing file permissions
✓
Changing file ownership
