Exam 10: Introduction to Network Security

A ____ is similar to a virus in that it's self-replicating, but it doesn't attach itself to another program; rather, it's a self-contained program.

Firewalls can attempt to determine the context of a packet; this process is called ______________________________ (SPI).

WEP, the successor to WPA, has enhancements that make it much more difficult to crack the encryption code.

A VPN is limited to dial-up connections.

A ____ is a program that spreads by replicating itself into other programs or documents.

What are the basic guidelines that a network security policy should follow?

____ supports advanced authentication and encryption technologies; however, it requires Windows machines on both sides of any remote connection.

____ monitors or in some way controls part of your computer at the expense of your privacy and to the gain of some third party.

How can you use NAT to improve security?

Windows OSs ____ permissions are applied to folders (and only folders)shared over the network.

Attackers who drive around looking for wireless LANs to intercept are called ____.

A(n)____ is a hardware device or software program that inspects packets going into or out of a network or computer and then discards or forwards those packets based on a set of rules.

A ____ program appears to be something useful, such as a free utility, but in reality contains some type of malware.

A(n)____________________ address is a source address inserted into the packet that isn't the actual address of the sending station.

An intrusion detection system (IDS)usually works with a firewall or router with access control lists.

The most popular method for encrypting data as it travels network media is to use an extension to the IP protocol called ____.

Can you use a firewall as a router? Explain.

IPSec is an excellent way to secure data as it travels across a network, and to secure data on disk drives to block someone from gaining unauthorized access to the computer.

What is a highly restrictive security policy?

Describe some of the physical security best practices.