---
title: AssetCredentialACME
framework: devicemanagement
role: symbol
role_heading: Object
path: devicemanagement/assetcredentialacme
---

# AssetCredentialACME

A reference to an ACME identity.

## Declaration

```data
object AssetCredentialACME
```

## Properties

Accessible: The keychain accessibility that determines when the keychain item is available for use, which has these allowed values: Default: The most restrictive accessibility that still satisfies all uses of the asset by configurations that reference it. AfterFirstUnlock: The keychain item is only available after the first unlock of the device. Authentication: The server authentication details. If this key is absent, the default authentication type is MDM. Reference: The external reference. Ensure that the asset data: Is a JSON document that represents the com.apple.credential.acme credential type Uses a media type of application/json, and if it includes a ContentType sub-key, that sub-key media type is also application/json

## Mentioned in

Validating a Managed Device Attestation

## Discussion

Discussion Specify com.apple.asset.credential.acme as the declaration type. Asset example {     "Type": "com.apple.asset.credential.acme",     "Identifier": "EB13EE2B-5D63-4EBA-810F-5B81D07F5017",     "ServerToken": "E180CA9A-F089-4FA3-BBDF-94CC159C4AE8",     "Payload": {         "Reference": {             "DataURL": "https://example.com/asset-data/certificates/security_acme.json",             "ContentType": "application/json"         }     } }

## Topics

### Objects

- [AssetCredentialACMEAuthenticationObject](devicemanagement/assetcredentialacmeauthenticationobject.md)
- [AssetCredentialACMEReferenceObject](devicemanagement/assetcredentialacmereferenceobject.md)

## See Also

### Assets

- [AssetCredentialCertificate](devicemanagement/assetcredentialcertificate.md)
- [AssetCredentialIdentity](devicemanagement/assetcredentialidentity.md)
- [AssetCredentialSCEP](devicemanagement/assetcredentialscep.md)
- [AssetCredentialUserNameAndPassword](devicemanagement/assetcredentialusernameandpassword.md)
- [AssetData](devicemanagement/assetdata.md)
- [AssetUserIdentity](devicemanagement/assetuseridentity.md)