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Data Security Center:Feature comparison of different editions

Last Updated:Aug 18, 2026

Data Security Center (DSC) offers five editions with different billing methods, data quotas, and feature sets. Use this page to identify the edition that matches your security needs and to understand what you gain by upgrading.

For billing details, see Billing overview.

Editions at a glance

Edition

Best for

Key characteristics

Free Edition

Trial users

Data classification, configuration risk detection, and column encryption at no cost

Premium Edition

Small-scale security needs

Basic security protection; small-scale data identification and audit

Enterprise Edition

Small and medium-sized enterprises

Full data security and compliance feature set

Database Audit (Classified Protection Compliance Edition)

Classified protection compliance

Replaces traditional Database Audit; supports databases, OSS, and big data

Value-added Service-only Edition

Large-scale or custom needs

Purchase individual features on demand

Upgrade paths

Edition

Upgrade options

Free Edition

Cannot be upgraded. If the Free Edition does not meet your needs, purchase a paid edition — your Free Edition resources and data are retained.

Premium Edition

Can upgrade to the Enterprise Edition

Value-added Service-only Edition

Can upgrade to the Premium Edition or Enterprise Edition

Feature comparison

Sensitive data identification and classification and grading

Classification and Grading lets you define sensitivity levels for your data assets. Data Identification scans databases and unstructured files to detect sensitive data automatically. The Enterprise Edition provides the highest detection capacity; the Free and Value-added Service-only editions share the same base quota.

Feature

Free Edition

Premium Edition

Enterprise Edition

Database Audit (Classified Protection Compliance Edition)

Value-added Service-only Edition

Classification and Grading (included)

Supported

Supported

Supported

Not supported

Supported

Data Identification: Unstructured Data Identification Capacity

5 GB

1 TB

3 TB

Not supported

5 GB

Data Identification: Table Identification Capacity

100

10,000

30,000

Not supported

100

Support for purchasing a larger quota for a fee

Not supported

Supported

Supported

Not supported

Supported

Configuration risks

Configuration Risks checks your Alibaba Cloud environment against security best practices and compliance baselines. The Free Edition covers the Alibaba Cloud Data Security Best Practices baseline only; the PIPL-based Security Baseline Check requires a paid edition.

Feature

Free Edition

Premium Edition

Enterprise Edition

Database Audit (Classified Protection Compliance Edition)

Value-added Service-only Edition

Configuration Risks

Supports Alibaba Cloud Data Security Best Practices only. PIPL-based Security Baseline Check is not supported. For supported check items, see the console.

Supported

Supported

Not supported

Supported

OSS image masking

OSS Image Masking detects and masks sensitive content in images stored in OSS — for example, ID numbers in scanned documents. This feature is included in the Enterprise Edition; Premium and Value-added Service-only editions can purchase it as an add-on.

Feature

Free Edition

Premium Edition

Enterprise Edition

Database Audit (Classified Protection Compliance Edition)

Value-added Service-only Edition

Image Masking (included)

Not supported

Not supported

Supported

Not supported

Not supported

Number of images for masking

Not supported

Not supported

10,000

Not supported

Not supported

Number of images for enhanced detection

Not supported

Not supported

10,000

Not supported

Not supported

Support for enabling the feature or purchasing a larger quota for a fee

Not supported

Supported

Supported

Not supported

Supported

Column encryption

Column Encryption encrypts specific database columns to protect sensitive fields such as ID numbers or phone numbers. All editions that support this feature include at least one encrypted column by default; purchase a larger quota to encrypt more columns.

Feature

Free Edition

Premium Edition

Enterprise Edition

Database Audit (Classified Protection Compliance Edition)

Value-added Service-only Edition

Column Encryption (included)

Supported

Supported

Supported

Not supported

Supported

Number of columns for encryption

1

Column 1

10 columns

Not supported

Column 1

Support for purchasing a larger quota for a fee

Not supported

Supported

Supported

Not supported

Supported

Data Detection and Response

Data Detection and Response monitors your environment for AK leaks and database credential exposure. The Enterprise Edition includes both detection and event management; the Free Edition supports detection only.

Feature

Free Edition

Premium Edition

Enterprise Edition

Database Audit (Classified Protection Compliance Edition)

Value-added Service-only Edition

AK leak and database credential leak detection

Supported

Not supported

Supported

Not supported

Not supported

AK leak and database credential leak event management

Not supported

Not supported

Supported

Not supported

Not supported

Data Detection and Response: OSS Protection Capacity

Not supported

Not supported

3 TB

Not supported

Not supported

Data Detection and Response: Database Instances

Not supported

Not supported

3

Not supported

Not supported

Support for enabling the feature or purchasing a larger quota for a fee

Not supported

Supported

Supported

Not supported

Supported

Native Data Auditing and Log Analysis

Native Data Auditing records data access operations across databases and OSS. Log Analysis stores audit logs for investigation and compliance reporting. All editions include Native Data Auditing; log storage allocation and data quotas vary by edition.

Feature

Free Edition

Premium Edition

Enterprise Edition

Database Audit (Classified Protection Compliance Edition)

Value-added Service-only Edition

Native Data Auditing (included)

Supported

Supported

Supported

Supported

Supported

Data Auditing: OSS Storage Capacity

Supported

1 TB

3 TB

1 TB

Not supported

Data Auditing: Database Instances

Supported

1

3

3

Not supported

Support for purchasing a larger Data Auditing quota for a fee

Not supported

Supported

Supported

Supported

Supported

Log Storage Capacity (included)

Not provided

200 GB per authorized database instance; 50 GB per 1 TB of authorized OSS storage

Support for purchasing more Log Storage Capacity for a fee

Not supported

Supported

Supported

Supported

Supported

System settings

Feature

Free Edition

Premium Edition

Enterprise Edition

Database Audit (Classified Protection Compliance Edition)

Value-added Service-only Edition

System Settings > Alert Notification

Supported

Supported

Supported

Supported

Supported

System Settings > Whitelist

Not supported

Supported

Supported

Not supported

Supported

System Settings > Alert Notification > OSS Synchronization Configurations

Supported

Supported

Supported

Supported

Supported

System Settings > Report Center

Not supported

Supported

Supported

Supported

Supported

System Settings > Data Management

Not supported

Supported

Supported

Supported

Supported

System Settings > Multi-account Management

Not supported

Supported

Supported

Not supported

Supported