ACM

Certificate Manager: in-flight encryption for HTTPS websites

Overview

• Easily manage & deploy TLS certificates.

• Support both public & private TLS

  • Free of charge for PUBLIC TLS.

• Automatic TLS renewal.

Integration

• ELB: ALB, CLB, NLB

• CloudFront

• API Gateway

Concepts

• SNI (Server Name Indication): help map many Domain name to the same IP address. Bind multiple certificates to the same secure listener on your load balancer.

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Trivia

• If ACM is not available in your region, use AWS CLI to upload your third-party certificate to the IAM certificate store.