Certified Information Systems Security Professional (CISSP) — Question 218

Which of the following Secure Shell (SSH) remote access practices is MOST suited for scripted functions?

Answer options

• A. Restricting authentication by Internet Protocol (IP) address
• B. Requiring multi-factor authentication (MFA)
• C. Implementing access credentials management tools
• D. Using public key-based authentication method

Correct answer: D

Explanation

The correct answer is D because public key-based authentication allows for automated and scripted logins without manual intervention, making it ideal for scripted functions. Options A and B introduce additional layers of security that require human interaction, while C focuses on managing credentials rather than providing a direct method for automated authentication.