SY0-701 Question #915: Real Exam Question with Answer & Explanation

The correct answer is B: AES-256. AES with a 256-bit key is strong, standards-approved symmetric encryption specifically suited for protecting stored data. It renders the ciphertext unreadable without the key, meets common regulatory requirements (e.g., FIPS 140-2 validated implementations), and provides far stro

Submitted by packet_pusher· Mar 6, 2026General security concepts

Question

Which of the following most securely protects data at rest?

Options

ATLS 1.2
BAES-256
CMasking
DSalting

Explanation

AES with a 256-bit key is strong, standards-approved symmetric encryption specifically suited for protecting stored data. It renders the ciphertext unreadable without the key, meets common regulatory requirements (e.g., FIPS 140-2 validated implementations), and provides far stronger assurance for data at rest than transport protocols, masking, or password salting techniques that don’t actually encrypt the full dataset.

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