VPC Security-Related

Last updated: 2020-04-02 18:19:17

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How Do I Ensure the Security of CVMs in VPC Instances?

The VPC itself is a logically isolated network environment, and traffic can be controlled by configuring security groups and network ACLs:

  • Security group: provides network traffic control for CVMs at the instance level. Traffic that is disallowed to flow in or out of the instance is automatically rejected.
  • Network ACL: provides subnet-level network traffic control.