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# ACM now supports ACME for public certificates in AWS GovCloud (US)

**[AWS](https://daily.dev/sources/aws)** · 1 min read · 0 upvotes · 0 comments

## Summary

AWS Certificate Manager now supports the ACME protocol in AWS GovCloud (US-East) and AWS GovCloud (US-West). It offers a fully managed ACME server endpoint that issues public TLS certificates from Amazon Trust Services. Any ACMEv2-compatible client works, including Certbot, cert-manager for Kubernetes, and acme.sh. The CA/Browser Forum is mandating 47-day certificate lifetimes by 2029, which makes manual management of public certificates untenable.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://aws.amazon.com/about-aws/whats-new/2026/10/acm-acme-support-govcloud-us>

## Questions this post answers

### Does AWS Certificate Manager support the ACME protocol in AWS GovCloud?

Yes, ACM now supports ACME in both AWS GovCloud (US-East) and AWS GovCloud (US-West). It provides a fully managed ACME server endpoint that issues public TLS certificates from Amazon Trust Services, and works with any ACMEv2-compatible client such as Certbot, cert-manager for Kubernetes, or acme.sh.

_Teams automating cert renewal in GovCloud can track AWS infrastructure updates like this on daily.dev._

### Why do I need to automate TLS certificate renewal instead of managing it manually?

The CA/Browser Forum is mandating 47-day certificate lifetimes by 2029, which makes manual renewal of public certificates untenable. Standards-based ACME support, like that now available in AWS Certificate Manager, gives developers a way to fully automate certificate issuance and renewal ahead of that deadline.

_Developers planning for shorter certificate lifetimes can follow infrastructure changes like this on daily.dev._

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