Track security updates
- Understand how Red Hat Enterprise Linux produces updates and how to use yum to perform queries to identify what errata are available.
Manage software updates
- Develop a process for applying updates to systems including verifying properties of the update.
Create file systems
- Allocate an advanced file system layout and use file system encryption.
Manage file systems
- Adjust file system properties through security related options and file system attributes.
Manage special permissions
- Work with set user ID (SUID), set group ID (SGID), and sticky (SVTX) permissions and locate files with these permissions enabled.
Manage additional file access controls
- Modify default permissions applied to files and directories; work with file access control lists.
Monitor for file system changes
- Configure software to monitor the files on your machine for changes.
Manage user accounts
- Set password-aging properties for users; audit user accounts.
Manage pluggable authentication modules (PAMs)
- Apply changes to PAMs to enforce different types of rules on users.
Secure console access
- Adjust properties for various console services to enable or disable settings based on security.
Install central authentication
- Install and configure a Red Hat Identity Management server and client.
Manage central authentication
- Configure Red Hat Identity Management rules to control both user access to client systems and additional privileges granted to users on those systems.
Configure system logging
- Configure remote logging to use transport layer encryption and manage additional logs generated by remote systems.
Configure system auditing
- Enable and configure system auditing.
Control access to network services
- Manage firewall rules to limit connectivity to network services.