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ApsaraDB RDS:[New features/New specifications] Cloud disk encryption is supported for standard ApsaraDB RDS for MySQL instances on RDS Basic Edition

Last Updated:Mar 28, 2026

Cloud disk encryption is now available for standard ApsaraDB RDS for MySQL instances on RDS Basic Edition at no extra cost. Enable it at instance creation to encrypt all data on each data disk at the block storage level. Encrypted data cannot be decrypted even if it is leaked.

Effective date

December 18, 2024

Feature description

Cloud disk encryption protects data at the block storage level. When enabled, all data written to each data disk of your RDS instance is encrypted automatically. Snapshots created from the instance are also encrypted. No changes to your application are required.

For a comparison of database encryption options, see Comparison of different database encryption technologies.

Billing rules

Cloud disk encryption is free. Read and write operations on encrypted disks incur no additional charges.

Usage

The cloud disk encryption feature can be enabled for an RDS instance only when you create the RDS instance. For more information, see Create an ApsaraDB RDS for MySQL instance and Use the cloud disk encryption feature.