# AWS::ACMPCA::CertificateAuthority CrlConfiguration Your certificate authority can create and maintain a certificate revocation list (CRL). A CRL contains information about certificates that have been revoked. ## Syntax To declare this entity in your AWS CloudFormation template, use the following syntax: ### JSON <pre> { "<a href="#enabled" title="Enabled">Enabled</a>" : <i>Boolean</i>, "<a href="#expirationindays" title="ExpirationInDays">ExpirationInDays</a>" : <i>Integer</i>, "<a href="#customcname" title="CustomCname">CustomCname</a>" : <i>String</i>, "<a href="#s3bucketname" title="S3BucketName">S3BucketName</a>" : <i>String</i>, "<a href="#s3objectacl" title="S3ObjectAcl">S3ObjectAcl</a>" : <i>String</i> } </pre> ### YAML <pre> <a href="#enabled" title="Enabled">Enabled</a>: <i>Boolean</i> <a href="#expirationindays" title="ExpirationInDays">ExpirationInDays</a>: <i>Integer</i> <a href="#customcname" title="CustomCname">CustomCname</a>: <i>String</i> <a href="#s3bucketname" title="S3BucketName">S3BucketName</a>: <i>String</i> <a href="#s3objectacl" title="S3ObjectAcl">S3ObjectAcl</a>: <i>String</i> </pre> ## Properties #### Enabled _Required_: No _Type_: Boolean _Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt) #### ExpirationInDays _Required_: No _Type_: Integer _Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt) #### CustomCname _Required_: No _Type_: String _Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt) #### S3BucketName _Required_: No _Type_: String _Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt) #### S3ObjectAcl _Required_: No _Type_: String _Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)