US Navy Cyber Awareness Challenge 2026 Practice Test

To ensure that a personnel roster containing sensitive information remains protected, it is essential to utilize a combination of security measures that include encryption, digital signatures, and the use of a government email account. Each of these components plays a crucial role in safeguarding sensitive data.

Encrypting Personally Identifiable Information (PII) ensures that even if the email is intercepted, the data remains unreadable to unauthorized users. This adds a robust layer of security that is vital when handling any personal information about personnel.

Digitally signing the email provides authentication for both the sender and the content. This process verifies that the email genuinely comes from the identified sender and that the content has not been altered in transit, which is key in maintaining the integrity and trustworthiness of the communication.

Using a government email account is fundamental because these accounts are typically equipped with enhanced security features and are subject to stricter controls compared to personal email accounts. This helps protect sensitive information within a controlled and secure environment.

By employing all these measures simultaneously, the likelihood of unauthorized access or data breaches is significantly reduced, thus ensuring that the information contained in the personnel roster is adequately protected.