Updated on 2025-05-22 GMT+08:00

RES05-02 Avoiding Unnecessarily Exposing Network Addresses

There may be security risks when network addresses are exposed. Therefore, avoid exposing unnecessary network addresses.

  • Risk level

    High

  • Key strategies
    • Centrally manage external network addresses to avoid exposure. For example, use ELB, NAT Gateway, and WAF for public network access.
    • Restrict access to external IP addresses through network ports using security groups and NAT gateways to reduce security risks.
  • Related cloud services and tools
    • VPC: security groups
    • Elastic Load Balance (ELB)
    • NAT Gateway
    • Web Application Firewall (WAF)