Exam 19: Securing Linux

Match each statement with an item -Allows users to share file system or directory structures over a network.

____ attacks take place by guessing passwords and keys.

____________________ (PAM) provides a centralized mechanism for authenticating services.

Address spoofing is most often used on ____ firewalls.

Broadcast packets are ____ packets sent to every computer on a network.

____ programs are hidden scripts embedded in seemingly legitimate programs that are authorized by the unsuspecting victims.

Basing access control on IP addresses rather than hostnames makes authentication faster because you don't have to resolve hostnames.

Permissions are granted or removed based on three types of users, ____.

How can you change the order of authentication in Apache Web Server?

What is the purpose of the Masquerading section of the YaST Firewall module?

Every computer contains a(n) ____ to send and receive data from other computers over a network.

____ is a protocol used to ensure that data transmitted to and from a remote computer is encrypted and secure.

Why was the free derivative of Secure Shell (SSH) created?

Match each statement with an item -Allows users to log in to remote computers and interact with them over a secure network connection.

Match each statement with an item -Allows users to access a remote computer's command shell without entering a login password.

To enable or disable services, you can use the ____ module.

Which value in the /etc/pam.d/sshd file causes the entire stack to fail if the module's demands aren't met, but only after the entire stack has been processed?

Match each statement with an item -Allows Windows systems to share files and printers with Linux systems.

When security vulnerabilities are detected in Linux, it's up to ____ to find a solution.

Describe how session hijacking works and how it is prevented.