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21 Cards in this Set

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Routing and Remote Access uses several protocols to perform authentication, and also allows for the use of Extensible Authentication Protocols, through which you can load _-_ _.
third-party protocols
The _ uses clear-text passwords.
Password Authentication Protocol (PAP)
PAP protocol provides _ protection against unauthorized access.
little
SPAP
The Shiva Password Authentication Protocol
_-_ _ encryption mechanism employed by Shiva
two-way reversible
SPAP _ the _ data that is sent between the client and server and is, therefore, more secure than _
encrypts
password

PAP
CHAP
Challenge Handshake Authentication Protocol
Message Digest 5 [MD5]-CHAP
CHAP
CHAP is a _-_ authentication protocol
challenge-response
CHAP uses the industry-standard _ _-_ encryption scheme to encrypt the _, providing a _level of protection against unauthorized access
MD5 one-way
response
medium
How CHAP works: Step 1
The authentication process works as follows:
The _ _ _sends a challenge-consisting of a _ _ and an arbitrary _ _-to the remote access client.
remote access server
session identifier
challenge string
How CHAP works: Step 2
The _ _ _ sends a response that contains the _ _and a _-_ _ of the challenge string, the session identifier, and the password.
remote access client
user name
one-way encryption
How CHAP works: Step 3
The remote access server _ _ _, and, if valid, allows the connection.
checks the response
MS-CHAP
Microsoft Challenge Handshake Authentication Protocol
(MS-CHAP) is a _-_, _ password authentication protocol.
-way, encrypted
If the server uses MS-CHAP as the authentication protocol, it can use _ to encrypt data to the client or server
MPPE
Microsoft Point-to-Point Encryption
(MPPE)
On a remote access server running Windows 2000, _ is enabled by default.
MS-CHAP
MS-CHAP v2 provides _ _, stronger initial data encryption keys, and _ _ keys for sending and receiving.
mutual authentication
different encryption
For VPN connections, Windows 2000 Server offers _ before offering _. Windows 2000 _ and VPN connections can use _.
MS-CHAP v2
MS-CHAP
dial-up
MS?CHAP v2
Computers running _ and _ can use MS?CHAP v2 authentication for _ connections only.

Lesson Overview



Standard Authentication Protocols



Extensible Authentication Protocols



Assessment
NT
Win98
VPN