Encrypting Emails: Best Practices for Information Systems Security Architecture Professional (CISSP-ISSAP) Exam | NetTech Inc

The Importance of Email Encryption for Enhanced Security

Question

You work as a Network Administrator for NetTech Inc.

The company wants to encrypt its e-mails.

Which of the following will you use to accomplish this?

Answers

Explanations

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A. B. C. D.

A.

To encrypt emails, you would use a public-key cryptography tool that allows secure communication between two parties. Out of the given options, the most suitable tool for this purpose is PGP (Pretty Good Privacy). Therefore, the correct answer is A. PGP.

PGP is a widely used encryption software that provides cryptographic privacy and authentication for communication. It uses a public-key encryption technique that allows the receiver to decrypt the message using their private key. This ensures that only the intended recipient can read the message.

On the other hand, PPTP (Point-to-Point Tunneling Protocol) is a protocol used to create a secure and encrypted connection between two remote computers. It is commonly used to set up virtual private networks ( VPNs) and is not typically used for encrypting emails.

Similarly, IPSec (Internet Protocol Security) is a protocol suite for securing Internet Protocol (IP) communications. It is commonly used to set up VPNs and to secure data transfers between two networks, but it is not typically used for email encryption.

Finally, NTFS (New Technology File System) is a file system used by Windows operating systems. It is not a tool used for email encryption.

Therefore, the most appropriate option for encrypting emails is PGP.