Exam 12: Network Security

A ____ virus is usually stored on some form of removable media.When the removable media (such as a flash drive)is connected to a new machine and is used to boot the machine,the virus moves from the media into the host system.

The first security protocol for wireless LANs was ____.

____ scanning works by recognizing the unique pattern of a virus.

A popular attack method is to abuse or take advantage of valid user accounts and the permissions associated with those accounts.

A(n)____ is the computer program that converts plaintext into an enciphered form.

One very common technique to attack a system is to deliver an e-mail or Web page that contains a malicious piece of code called a ____.

Top-level executives often have access to a narrow range of information within a company.

____ spread spectrum spreads the transmission of a signal over a wide range of frequencies using mathematical values.

When hackers will even go so far as to create an application that appears to be legitimate and prompts users for an ID and password,the type of attack is termed ____________________.

A ____ virus is a virus that infects a piece of executable code such as an .exe or .com file.

A computer ____________________ is a program that copies itself from one system to another over a network,without the assistance of a human being.

The two leading attack methods for the last few years have exploited known vulnerabilities in operating systems and in application software.

A digital certificate,or simply a(n)____________________,is an electronic document,similar to a passport,that establishes your credentials when you are performing transactions on the World Wide Web.

The National Institute of Standards and Technology selected the algorithm Lucifer in October 2000 as the basis for AES.

The idea behind ____________________ spread spectrum transmission is to bounce the signal around on random frequencies rather than transmit it on one fixed frequency.

One of the most common ways to control access to a system is to require user IDs and passwords.

What are some of the standard rules for creating or changing a password?

How does public key cryptography work?

A computer ____________________ is a small program that alters the way a computer operates without the knowledge of the computer's users and often does various types of damage.

____ cable represented a major improvement in the ability of transmission media to secure sensitive data.