Question 1

Characteristics, called __________ , that are unique or almost unique to the individual, include fingerprint, voice, handwriting, and face.

Accepted Answer

biometrics

Question 2

A ticket is encrypted with a secret key known only to the
AS and the __________ .

Accepted Answer

ticket-granting server (TGS)

Question 3

the overall scheme of Kerberos is that of a trusted third party authentication service that uses a protocol based on a proposal by __________ .

Accepted Answer

A) Needham and Schroeder 
B) Kehn 
C) Denning 
D) Gong 
A) Needham and Schroeder 
B) Kehn 
C) Denning 
D) Gong A

Question 4

A Kerberos __________ is a set of managed nodes that share the same Kerberos database.

Accepted Answer

A) realm 
B) tGS 
C) network 
D) principal 
A) realm 
B) tGS 
C) network 
D) principal

Question 5

the __________ approach is unsuitable for a connectionless type of application because it requires the overhead of a handshake before any connectionless transmission, effectively negating the chief characteristic of a connectionless transaction.

Accepted Answer

A) timestamp 
B) backward reply 
C) challenge-response 
D) replay 
A) timestamp 
B) backward reply 
C) challenge-response 
D) replay

Question 6

A Kerberos _____ is a set of managed nodes that share the same Kerberos database.

Accepted Answer

The answer of A Kerberos _____ is a set of...

Question 7

In order to convince a server that a user is authentic, the authentication server creates a __________ that is encrypted using the secret key shared by the AS and that server that contains the user's ID and network address and the server's ID.

Accepted Answer

The answer of In order to convince a server that...

Question 8

the __________ is unsuitable for a connectionless type of application because it requires the overhead of a handshake before any connectionless transmission, effectively negating the chief characteristic of a connectionless transaction.

Accepted Answer

A) timestamp approach 
B) challenge-response approach 
C) simple replay approach 
D) one-way authentication approach 
A) timestamp approach 
B) challenge-response approach 
C) simple replay approach 
D) one-way authentication approach

Question 9

the specific items used during authentication, such as a password or hardware token, are referred to as __________ .

Accepted Answer

The answer of the specific items used during authentication, such...

Question 10

Subscriber is a subject whose identity is to be verified using one or
more authentication protocols.

Accepted Answer

A) True 
 B)False

Question 11

there are four general means, or authentication factors, of
authenticating a user's identity, which can be used alone or in combination.

Accepted Answer

A) True 
 B)False

Question 12

Examples of dynamic biometrics include recognition by fingerprint,
retina, and face.

Accepted Answer

A) True 
 B)False

Question 13

________ is a procedure that allows communicating parties to verify that the contents of a received message have not been altered and that the source is authentic.

Accepted Answer

A) Identification 
B) Message authentication 
C) Verification 
D) User authentication 
A) Identification 
B) Message authentication 
C) Verification 
D) User authentication

Question 14

In an unprotected network environment any client can apply to any server for service.the obvious security risk of this is __________ .

Accepted Answer

A) certification 
B) authentication 
C) impersonation 
D) authorization 
A) certification 
B) authentication 
C) impersonation 
D) authorization

Question 15

A centralized, automated approach to provide enterprise-wide access to resources by employees and other authorized individuals with a focus of defining an identity for each user, associating attributes with the identity, and enforcing a means by which a user can verify identity is __________ .

Accepted Answer

A) enterprise management 
B) identity management 
C) federated identity management 
D) realm management 
A) enterprise management 
B) identity management 
C) federated identity management 
D) realm management

Question 16

Kerberos relies exclusively on __________ .

Accepted Answer

A) symmetric encryption 
B) asymmetric encryption 
C) private key encryption 
D) public key encryption 
A) symmetric encryption 
B) asymmetric encryption 
C) private key encryption 
D) public key encryption

Question 17

the challenge-response approach is unsuitable for a
connectionless type of application beause it requires the overhead of a handshake before any connectionless transmission.

Accepted Answer

A) True 
 B)False

Question 18

the authenticator that is used as a possession factor is a __________ .

Accepted Answer

A) fingerprint 
B) token 
C) PIN 
D) secret question answer 
A) fingerprint 
B) token 
C) PIN 
D) secret question answer

Question 19

Kerberos relies exclusively on symmetric encryption.

Accepted Answer

A) True 
 B)False

Question 20

_________ establishes that a subject is who they claim to be to a stated level of certitude.

Accepted Answer

A) Credential authentication 
B) Digital identity 
C) Digital authentication 
D) Identity proofing 
A) Credential authentication 
B) Digital identity 
C) Digital authentication 
D) Identity proofing

Characteristics, called __________ , that are unique or almost unique to the individual, include fingerprint, voice, handwriting, and face.

A ticket is encrypted with a secret key known only to the AS and the __________ .

the overall scheme of Kerberos is that of a trusted third party authentication service that uses a protocol based on a proposal by __________ .

A Kerberos __________ is a set of managed nodes that share the same Kerberos database.

the __________ approach is unsuitable for a connectionless type of application because it requires the overhead of a handshake before any connectionless transmission, effectively negating the chief characteristic of a connectionless transaction.

A Kerberos _____ is a set of managed nodes that share the same Kerberos database.

In order to convince a server that a user is authentic, the authentication server creates a __________ that is encrypted using the secret key shared by the AS and that server that contains the user's ID and network address and the server's ID.

the __________ is unsuitable for a connectionless type of application because it requires the overhead of a handshake before any connectionless transmission, effectively negating the chief characteristic of a connectionless transaction.

the specific items used during authentication, such as a password or hardware token, are referred to as __________ .

Subscriber is a subject whose identity is to be verified using one or more authentication protocols.

there are four general means, or authentication factors, of authenticating a user's identity, which can be used alone or in combination.

Examples of dynamic biometrics include recognition by fingerprint, retina, and face.

________ is a procedure that allows communicating parties to verify that the contents of a received message have not been altered and that the source is authentic.

In an unprotected network environment any client can apply to any server for service.the obvious security risk of this is __________ .

A centralized, automated approach to provide enterprise-wide access to resources by employees and other authorized individuals with a focus of defining an identity for each user, associating attributes with the identity, and enforcing a means by which a user can verify identity is __________ .

Kerberos relies exclusively on __________ .

the challenge-response approach is unsuitable for a connectionless type of application beause it requires the overhead of a handshake before any connectionless transmission.

the authenticator that is used as a possession factor is a __________ .

Kerberos relies exclusively on symmetric encryption.

_________ establishes that a subject is who they claim to be to a stated level of certitude.

Computer and Network Security Concepts

Introduction to Number Theory

Classical Encryption Techniques

Advanced Encryption Standard

Block Cipher Operation

Random Bit Generation and Stream Ciphers

Public-Key Cryptography and Rsa

Other Public-Key Cryptosystems

Cryptographic Hash Functions

Message Authentication Codes

Digital Signatures

Lightweight Cryptography and Post-Quantum Cryptography

Cryptographic Key Management and Distribution

Wireless Network Security

Electronic Mail Security

Ip Security

Network Endpoint Security

Cloud Security

Internet of Things Iot Security

Filters

Exam 16: User Authentication

Characteristics, called __________ , that are unique or almost unique to the individual, include fingerprint, voice, handwriting, and face.

A ticket is encrypted with a secret key known only to the AS and the __________ .

the overall scheme of Kerberos is that of a trusted third party authentication service that uses a protocol based on a proposal by __________ .

A Kerberos __________ is a set of managed nodes that share the same Kerberos database.

the __________ approach is unsuitable for a connectionless type of application because it requires the overhead of a handshake before any connectionless transmission, effectively negating the chief characteristic of a connectionless transaction.

A Kerberos _____ is a set of managed nodes that share the same Kerberos database.

In order to convince a server that a user is authentic, the authentication server creates a __________ that is encrypted using the secret key shared by the AS and that server that contains the user's ID and network address and the server's ID.

the __________ is unsuitable for a connectionless type of application because it requires the overhead of a handshake before any connectionless transmission, effectively negating the chief characteristic of a connectionless transaction.

the specific items used during authentication, such as a password or hardware token, are referred to as __________ .

Subscriber is a subject whose identity is to be verified using one or more authentication protocols.

there are four general means, or authentication factors, of authenticating a user's identity, which can be used alone or in combination.

Examples of dynamic biometrics include recognition by fingerprint, retina, and face.

________ is a procedure that allows communicating parties to verify that the contents of a received message have not been altered and that the source is authentic.

In an unprotected network environment any client can apply to any server for service.the obvious security risk of this is __________ .

A centralized, automated approach to provide enterprise-wide access to resources by employees and other authorized individuals with a focus of defining an identity for each user, associating attributes with the identity, and enforcing a means by which a user can verify identity is __________ .

Kerberos relies exclusively on __________ .

the challenge-response approach is unsuitable for a connectionless type of application beause it requires the overhead of a handshake before any connectionless transmission.

the authenticator that is used as a possession factor is a __________ .

Kerberos relies exclusively on symmetric encryption.

_________ establishes that a subject is who they claim to be to a stated level of certitude.

Computer and Network Security Concepts

Introduction to Number Theory

Classical Encryption Techniques

Advanced Encryption Standard

Block Cipher Operation

Random Bit Generation and Stream Ciphers

Public-Key Cryptography and Rsa

Other Public-Key Cryptosystems

Cryptographic Hash Functions

Message Authentication Codes

Digital Signatures

Lightweight Cryptography and Post-Quantum Cryptography

Cryptographic Key Management and Distribution

Wireless Network Security

Electronic Mail Security

Ip Security

Network Endpoint Security

Cloud Security

Internet of Things Iot Security

Filters