What Services Can Use DSC to Scan for Sensitive Data?

DSC can scan data stored in OBS, RDS, CSS, DLI, or GaussDB(DWS) for sensitive information by using built-in and customized rules.

The following table lists the data sources supported by DSC and identification restrictions.

**Table 1** Supported data sources
Data Source	Data Type	Restriction
RDS	MySQL, SQL Server, and PostgreSQL	The first 500 lines of data records are sampled and scanned. The QPS reaches 300 times per second.
CSS	Big data asset	N/A
OBS	More than 200 file types	Files larger than 200 MB or encrypted files in the OBS bucket cannot be scanned.
DWS	N/A	N/A
ECS	Data in MySQL, SQL Server, PostgreSQL, TDSQL, and Oracle databases, as well as Elasticsearch instances	N/A
Data Lake Insight (DLI)	Big data asset	N/A

Parent topic: Sensitive Data Identification and Masking

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