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Exam 10: Protection Mechanisms

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Question 61

Multiple Choice

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Which of the following biometric authentication systems is considered to be the most secure?

A) Fingerprint recognition
B) Signature recognition
C) Keystroke pattern recognition
D) Retina pattern recognition

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Question 62

Multiple Choice

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The third generation of firewalls,____ keeps track of each network connection established between internal and external systems using a specialized table.

A) stateful inspection firewall
B) application-level firewall
C) dynamic packet filtering firewall
D) packet filtering firewalls

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Question 63

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Briefly describe how biometric technologies are generally evaluated.

A(n)____________________ token uses a challenge-response system in which the server challenges the user with a number,that when entered into the token provides a response that provides access.

A ____ is an example of the "something you produce" authentication mechanism.

Network-address translation (NAT)is often implemented with the screened-host firewalls architecture.

The Data Encryption Standard (DES)is a popular symmetric encryption system and uses a 64-bit block size and a(n)64-bit key._________________________

A best practice in the configuration of a firewall is all traffic from the trusted network is ____________________.

The private key encryption is also referred to as ____________________ encryption.

The ability to restrict specific services is a common practice in most modern routers,and is invisible to the user.

Cryptology is the process of deciphering the original message also known as plaintext from an encrypted message._________________________

A ____ intrusion detection and prevention system is also known as a behavior-based intrusion detection system.

A ____ is an example of the "something you know" authentication mechanism.

Values are rearranged within a block to create the ciphertext in the ____ cipher method.

Bastion host is also referred to as a(n)____________________ host.

A(n)____________________ key is a symmetric key for temporary communications.

Automated control systems for the most part can learn from mistakes,and they can adapt to changing situations.

An organization's Web page can provide information that can be used in social engineering attacks.

____ are capable of identifying active computers on a network.

Kerberos' ____ is an interacting application that validates clients and servers.