Exam 8: Wireless LAN Security and Vulnerabilities

Information security involves more than protecting the information itself.

On wireless networks, ____ attacks are commonly done by attackers setting up a "fake" access point.

Employees pose only a small threat to networks.

What are the three characteristics of information that must be protected by information security?

Which aspect of information security does WEP protect?

A ____ is not malicious but often seeks to expose security flaws.

Describe the five steps in the process of WEP encryption.

RC4 is a ____ cipher that accepts keys up to 128 bits in length.

A WEP key can be a passphrase created by entering ____ ASCII characters.

In a brute force attack, what key combination would follow 00001?

Briefly describe cryptography and discuss its history.

Using the same (shared) secret key to both encrypt as well as decrypt is called ____________________ cryptography.

The term _________________________ is frequently used to describe the tasks of guarding information that is in a digital format.

A ____ attack on WEP involves viewing collisions to derive plaintext values.

Briefly describe the goal of InfraGard.

Describe open system authentication.

____ ensures that the information is correct and that no unauthorized person or malicious software program has altered that data.

What is a dictionary attack?

____ was initially founded by the U.S. Department of Defense and is now part of the Software Engineering Institute at Carnegie Mellon University.

Open system authentication and shared key authentication are the only two types of wireless authentication available under the 802.11 standard.