Securing Your Datacenter: Strongest Access Control Techniques | CompTIA Server+ Exam SK0-004

Implementing Strong Access Control Techniques for Datacenter Security

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Question

An administrator decides to implement access control techniques to secure a datacenter.

Which of the following would be the STRONGEST technique for the administrator to use?

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Explanations

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A. B. C. D.

A.

Access control techniques are an important aspect of securing a data center as they ensure that only authorized individuals are allowed access to sensitive resources. There are various techniques that can be used for access control, and among them, the strongest technique is multifactor authentication.

Multifactor authentication involves the use of two or more methods of authentication to verify the identity of a user before granting access to a system or resource. This could include something the user knows (such as a password or PIN), something they have (such as a smart card or token), or something they are (such as a biometric factor like a fingerprint or facial recognition).

By requiring multiple factors for authentication, multifactor authentication provides an extra layer of security, making it much more difficult for unauthorized users to gain access to sensitive resources. This makes it the strongest technique for access control.

In comparison, RFID chips, cipher locks, and bollards can also be used for access control, but they are not as strong as multifactor authentication. RFID chips, for instance, can be easily cloned or compromised, while cipher locks can be susceptible to brute force attacks. Bollards, on the other hand, are physical barriers that are used to prevent vehicles from entering a restricted area, but they do not provide any means of authenticating individual users.

In summary, multifactor authentication is the strongest technique for access control as it provides an extra layer of security by requiring multiple factors for authentication, making it much more difficult for unauthorized users to gain access to sensitive resources.