Alibaba Cloud Certified Associate (ACA) Practice Test 2026 – Complete All-in-One Guide for Exam Success!

The Data Encryption feature on Alibaba Cloud is essential for ensuring the security and confidentiality of sensitive information. It protects data both at rest (data stored on disks or databases) and in transit (data being transmitted over networks) by applying encryption algorithms. This means that even if unauthorized individuals gain access to the data, they would not be able to understand or utilize it without the necessary decryption keys.

By providing robust encryption mechanisms, users can comply with regulatory requirements, safeguard personal and financial data, and enhance overall data governance. This feature is particularly important for industries that handle sensitive information, such as finance, healthcare, and e-commerce, where data breaches can have severe consequences.

Other options do not accurately describe the primary function of the Data Encryption feature. It is not focused on expanding storage limits, improving processing speeds, or enhancing user access speeds, as those aspects pertain to different functionalities within cloud services.