A Windows user wants a filesystem that protects confidential data from attackers who have physical access to the system. Which of the following should the user choose?

The correct answer is D. EFS. EFS (Encrypting File System) is a feature of Windows that provides filesystem-level encryption. It is designed to encrypt files and folders to protect them from unauthorized access, even if an attacker has physical access to the computer. ext: A filesystem type used primarily…

Submitted by deeparc· Mar 30, 2026

Question

Options

Aext
BAPFS
CFAT
DEFS

How the community answered

(38 responses)

B
5% (2)
C
3% (1)
D
92% (35)

Explanation

EFS (Encrypting File System) is a feature of Windows that provides filesystem-level encryption. It is designed to encrypt files and folders to protect them from unauthorized access, even if an attacker has physical access to the computer. ext: A filesystem type used primarily in Linux, without native encryption features for Windows. APFS: Apple's filesystem, used in macOS and iOS. FAT: A simple filesystem type with no encryption features. EFS: The correct choice for a Windows user needing to encrypt data at the filesystem level to protect against unauthorized physical access.

Topics

#Windows EFS#Filesystem encryption#Data confidentiality

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