• Relational Database Service

  1. Help Center
  2. Relational Database Service
  3. User Guide
  4. Managing DB Instances
  5. Security
  6. Changing a Security Group

Changing a Security Group


This section describes how to change the security group of a primary DB instance or read replica. For primary/standby DB instances, changing the security group of the primary DB instance will cause the security group of the standby DB instance to also be changed accordingly.


  1. Log in to the management console.
  2. Click in the upper left corner and select a region and a project.
  3. Click Service List. Under Database, click Relational Database Service to go to the RDS console.
  4. On the Instance Management page, click the target DB instance or read replica.
  5. In the Network area on the displayed Basic Information page, click in the Security Group field.

    • To submit the change, click .
    • To cancel the change, click .

  6. Changing the security group takes 1 to 3 minutes. Click in the upper right corner on the Basic Information page to view the result of the change.