EncryptionAtRestOptions - Amazon OpenSearch Service
This documentation is a draft for private preview for regions in the AWS European Sovereign Cloud. Documentation content will continue to evolve. Published: January 7, 2026.

EncryptionAtRestOptions

Options to control how OpenSearch encrypts buffer data.

Contents

KmsKeyArn

The ARN of the KMS key used to encrypt buffer data. By default, data is encrypted using an AWS owned key.

Type: String

Length Constraints: Minimum length of 7. Maximum length of 2048.

Required: Yes

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: