FUNDAMENTALS OF COMPUTER

COMPUTER THREATS SECURITY

TYPES OF NETWORK SECURITY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the most secure method of authentication and authorization in its default form?
A
TACACS
B
Kerberos
C
RADIUS
D
LDAP
Explanation: 

Detailed explanation-1: -Kerberos uses symmetric key cryptography and requires trusted third-party authorization to verify user identities.

Detailed explanation-2: -What is the most secure method of authentication and authorization in its default form? Kerberos is the most secure method of authentication listed. It has a more complicated system of authentication than TACACS (which is outdated) and RADIUS (which is used in different scenarios than Kerberos).

Detailed explanation-3: -Cryptography, multiple secret keys, and third-party authorization make Kerberos one of the industry’s most secure verification protocols.

Detailed explanation-4: -Kerberos ensures that only authorized users can access the network resources. Additionally, it provides AAA security: Authentication, Authorization, and Accounting. MIT developers developed Kerberos to authenticate themselves to their required systems securely.

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