Amazon S3 GetBucketEncryption API

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Returns the default encryption configuration for an Amazon S3 bucket. For information about the Amazon S3 default encryption feature, see Amazon S3 Default Bucket Encryption.

To use this operation, you must have permission to perform the s3:GetEncryptionConfiguration action. The bucket owner has this permission by default. The bucket owner can grant this permission to others. For more information about permissions, see Permissions Related to Bucket Subresource Operations and Managing Access Permissions to Your Amazon S3 Resources.

The following operations are related to GetBucketEncryption:

Request Syntax

GET /?encryption HTTP/1.1 Host:

URI Request Parameters

The request uses the following URI parameters.


The name of the bucket from which the server-side encryption configuration is retrieved.

Required: Yes

Request Body

The request does not have a request body.

Response Syntax


Response Elements

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in XML format by the service.


Root level tag for the ServerSideEncryptionConfiguration parameters.

Required: Yes


Container for information about a particular server-side encryption configuration rule.

Type: Array of ServerSideEncryptionRule data types


Sample Request: Retrieve the encryption configuration for an S3 bucket

The following example shows a GET /?encryption request.

GET /?encryption HTTP/1.1 Host: examplebucket.s3.<Region> Date: Wed, 06 Sep 2017 12:00:00 GMT Authorization: authorization string Content-Length: length

Sample Response

HTTP/1.1 200 OK x-amz-id-2: kDmqsuw5FDmgLmxQaUkd9A4NJ/PIiE0c1rAU/ue2Yp60toXs4I5k5fqlwZsA6fV+wJQCzRRwygQ= x-amz-request-id: 5D8706FCB2673B7D Date: Wed, 06 Sep 2017 12:00:00 GMT Transfer-Encoding: chunked Server: AmazonS3 <ServerSideEncryptionConfiguration xmlns=""> <Rule> <ApplyServerSideEncryptionByDefault> <SSEAlgorithm>aws:kms</SSEAlgorithm> <KMSMasterKeyID>arn:aws:kms:us-east-1:1234/5678example</KMSMasterKeyID> </ApplyServerSideEncryptionByDefault> </Rule> </ServerSideEncryptionConfiguration>