Glossary

VPC Peering

VPC peering is like building a private tunnel between two cloud networks - traffic flows directly without going through the internet.

What is VPC Peering?

Network connection between two VPCs that enables routing traffic between them using private IP addresses.

Why Should You Care?

VPC peering enables secure communication between environments but requires careful planning to avoid security issues.

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Real-World Example

Production and management VPCs are peered, allowing monitoring tools to collect metrics without internet exposure.

How to Protect Against VPC Peering

  1. 1.

    Document all VPC peering connections

  2. 2.

    Review route tables for unintended access paths

Related Terms

Vpc, Transit Gateway, Network

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