---
sourceDocument: Yokohama IT Operations Management
sourceDocumentLink: https://servicenow-prod.fluidtopics.net/r/yokohama/it-operations-management

 Release :

    - yokohama

ft:locale :

    - en-US

ft:publication_title :

    - Yokohama IT Operations Management

ft:clusterId :

    - itom

bundleId :

    - itom

workflow :

    - Technology


---

# Using ACME

# Using ACME {#ariaid-title1}

* Release version: Yokohama
* 
* Updated January 30, 2025
* 
* ![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read

Use the Automated Certificate Management Environment (ACME) to request, renew, or revoke SSL/TLS certificates.
ACME comes with two options:

* ACME manual flow of DNS challengeThe user to performs the DNS challenges themselves.

* ACME automated flow of DNS challengeThe DNS challenge action selected in the routing policy adds the DNS challenge record to the DNS records of the domain automatically.

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Perform the following tasks to start using ACME:

* [Request new certificate using ACME manual flow of DNS challenge](https://servicenow-prod.fluidtopics.net/6dZFWlFND_9mGD1jBXOXYA "Request a new certificate and automatically retrieve the certificates for an application using ACME manual flow of DNS challenge.")
* [Request new certificate using ACME automated flow of DNS challenge](https://servicenow-prod.fluidtopics.net/AGQku1tum4cG7ju5fVE74A "Request a new certificate and automatically retrieve the certificates for an application using an Automated Certificate Management Environment (ACME) automated flow of DNS challenge.")
* [Renew certificate using ACME manual flow of DNS challenge](https://servicenow-prod.fluidtopics.net/82WBxDRHnNEQiOlVAkGTRg "Request to renew certificate and automatically retrieve the certificates for an application using ACME manual flow of DNS challenge.")
* [Renew certificate using ACME automated flow of DNS challenge](https://servicenow-prod.fluidtopics.net/OvyXEn~eqH3RSK6by3FIlQ "Request to renew the certificate and automatically retrieve the certificates for an application using an Automated Certificate Management Environment (ACME) automated flow of DNS challenge.")
* [Revoke certificate using ACME automated flow](https://servicenow-prod.fluidtopics.net/IH3WdQEjwLWd7VWte~6Ldg "Request a revoke certificate for an application.")
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