Which encryption is specific to Windows systems?

• A. Mobile Armour
• B. Guardian Edge Encryption
• C. Pretty Good Privacy
• D. Symantec Endpoint Encryption

Answer: (C)

Pretty Good Privacy (PGP) is known for its use in securing emails and files across various operating systems but is not specific to Windows systems. Instead, Microsoft Windows has its own built-in encryption technology designed for its environment, such as BitLocker, which is not listed among the choices.

The options provided include various encryption solutions, but the key distinction is that while some can be used on Windows systems, they are not exclusive to them. The focus is on determining which encryption is unique or tailored to the Windows ecosystem, which in this case, none of the provided options accurately represents that. Therefore, considering options like Mobile Armour, Guardian Edge Encryption, and Symantec Endpoint Encryption, they are also applicable to systems outside of Windows, making the selected answer fall short of the correct criteria.

Understanding the context of these encryption options highlights that the question aims to test knowledge of Windows-specific solutions, which leads to the realization that none of the answers directly reflect that specificity.