Exam 9: Network and Internet Security

One of the biggest disadvantages of password-based systems is that passwords can be forgotten.

A group of bots that are controlled by one individual and can work together in a coordinated fashion is called a(n)____________________.

How does a virtual private network (VPN)provide security?

____________________ is a way of temporarily converting data into a form,known as a cipher,that cannot easily be understood in order to protect that data from being viewed by unauthorized people.

In spoofing,terrorists launch attacks via the Internet.

Fortunately,identity theft is declining and does not pose a real danger to individuals today.

____ are acts of malicious destruction to a computer or computer resource.

What is war driving?

Typically,____________________ begins with obtaining a person's name and Social Security number,often from a credit application,rental application,or similar form.

Unauthorized use involves using a computer resource for unauthorized activities.

A type of computer infection occurs when a hacker breaches a computer system in order to delete data,change data,modify programs,or otherwise alter the data and programs located there.

____ identify users by a particular unique biological characteristic.

-A(n)____________________,such as the one shown in the accompanying figure,is a security system that essentially creates a barrier between a computer or a network and the Internet in order to protect against unauthorized access.

Case 9-2 Fernando has been having problems with his computer.He takes it to his local computer repair shop to be checked and finds out that his computer has a number of malware that he was not even aware of. -The technician also found a ____ on the computer,which is designed to find sensitive information about the user located on the PC and then send it to the malware creator.The technician explains that this type of malware cannot replicate itself.

-The green color of the Address bar in the accompanying figure indicates that the site is using a valid ____ SSL certificate.

A computer that is controlled by a hacker or other computer criminal is referred to as a ____.

A booming area of computer crime involves online fraud,theft,scams,and related activities collectively referred to as ____.

One emerging type of Trojan horse is called a ____-Access Trojan.

____ occurs when someone obtains enough information about a person to be able to masquerade as that person for a variety of activities-usually to buy products or services in that person's name.

To avoid the need to obtain the recipient's public key before sending that person an encrypted e-mail,proprietary encrypted e-mail can be used.