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ApsaraDB RDS:Data encryption

Last Updated:Jun 17, 2026

RDS for PostgreSQL supports multiple data encryption methods, including disk encryption, transparent data encryption (TDE), and column encryption, to help protect your data.

Features

Encryption method

Encryption scope

Application awareness

Encryption granularity

Disk encryption

Storage layer

Transparent to applications

Instance-level

Transparent data encryption (TDE)

Database kernel

Transparent to applications

Database-level

Column encryption

Database kernel

Transparent to applications

Column-level

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