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Exam 3: Security Through Authentication and Encryption

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Question 21

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What form of encryption is being enabled in the figure above?

A) EFS
B) MPPE
C) DES
D) CFS

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Question 22

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List the six specific fields in the AH.

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1. Next header
2. Payload leng...

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Question 23

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CFS can be used for remote file access through the NFS used by Netware systems.

When following the ISO _____ format, a digital certificate includes a basic set of encrypted information.

What does SSH use to authenticate a communications session that uses passwords?

When was the RSA encryption method created?

Was AES originally developed for the U.S. National Security Agency?

Today, Kerberos is the most commonly used form of security for communications and transactions over the Web.

Which authentication method is used on networks and in remote communications, typically employing Remote Authentication Dial-in User Servers and is compatible with many encryption methods?

When a network consists of Windows 2000 or later operating systems, Kerberos is the preferred logon authentication method.

Which version of hashing algorithm uses a mathematical formula to reduce a message to 160 bits and then hashes a digital signature to go with the message?

List six applications that can be used with SSL.

In stream cipher, a specific key size is used for encryption.

____________________ is the science of creating secret messages.

Are user passwords in Red Hat Linux encrypted using 3DES and stored in the /etc/passwd file?

List five common types of attacks on encryption and authentication.

Which of the following cipher command-line parameters copies encryption key and certificate data to a file that is encrypted for use by the cipher user?

_____ is an authenticating server for EAP.

Was SSH developed by Netscape to provide authentication security for TCP/IP applications such as FTP and Telnet?

List and provide the key lengths for the three different flavors of RSA used by MPPE.