Exam 3: Security Through Authentication and Encryption

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When an SSL communication session begins between two computers, the computers first exchange certificates to authenticate the receiver and sender.

(True/False)

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Question 81

Match the following terms to the appropriate definitions.

Authentication developed for UNIX/Linux to provide authentication security

EFS

Adopted by the U.S. government to replace DES and 3DES

PPTP

A multipurpose authentication method

EAP

Correct Answer:

Verified

Authentication developed for UNIX/Linux to provide authentication security

Adopted by the U.S. government to replace DES and 3DES

A multipurpose authentication method

Logon authentication compatible with all Windows operating systems

A module that can be installed in Linux without rewriting existing system code

Communications protocol that enables Internet connections to VPNs

Enables a user to encrypt the contents of a folder or a file

Used by Microsoft for remote communications over PPP or PPTP

Enables Linux and UNIX disk file systems and NFS files to be encrypted

Communications protocol that supports TCP/IP, NetBEUI, and IPX/SPX

(Matching)

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Question 82

The DES, AES, and MPPE encryption methods are all forms of the ____________________ encryption method, but use different block sizes, key sizes, and algorithms.

(Short Answer)

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Question 83

Does the Encrypting File System (EFS) employ public- and private-key asymmetrical encryption and a trapdoor function to manipulate prime numbers?

(True/False)

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Question 84

In TCP/IP communications using IPv4 , the authentication header is placed after the traditional IP header field in a packet and before the TCP (or UDP) field.

(True/False)

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Question 85

The original version of DES used a 56-bit encryption key combined with 8-bit parity.

(True/False)

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Question 86

Showing 81 - 86 of 86

When an SSL communication session begins between two computers, the computers first exchange certificates to authenticate the receiver and sender.

The DES, AES, and MPPE encryption methods are all forms of the ____________________ encryption method, but use different block sizes, key sizes, and algorithms.

Does the Encrypting File System (EFS) employ public- and private-key asymmetrical encryption and a trapdoor function to manipulate prime numbers?

In TCP/IP communications using IPv4 , the authentication header is placed after the traditional IP header field in a packet and before the TCP (or UDP) field.

The original version of DES used a 56-bit encryption key combined with 8-bit parity.

Operating Systems Security: Keeping Computers and Networks Secure

Viruses, Worms, and Malicious Software

Account-Based Security

File, Directory, and Shared Resource Security

Firewalls and Border Security

Physical and Network Topology Security

Wireless Security

Web, Remote Access, and VPN Security

E-Mail Security

Security Through Disaster Recovery

Security Through Monitoring and Auditing

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