BucketKeyEnabled => Bool

Indicates whether the uploaded object uses an S3 Bucket Key for server-side encryption with AWS KMS (SSE-KMS).

ETag => Str

Entity tag for the uploaded object.

Expiration => Str

If the expiration is configured for the object (see PutBucketLifecycleConfiguration (https://docs.aws.amazon.com/AmazonS3/latest/API/API_PutBucketLifecycleConfiguration.html)), the response includes this header. It includes the expiry-date and rule-id key-value pairs that provide information about object expiration. The value of the rule-id is URL encoded.

RequestCharged => Str

Valid values are: "requester"

ServerSideEncryption => Str

If you specified server-side encryption either with an AWS KMS customer master key (CMK) or Amazon S3-managed encryption key in your PUT request, the response includes this header. It confirms the encryption algorithm that Amazon S3 used to encrypt the object.

Valid values are: "AES256", "aws:kms"

SSECustomerAlgorithm => Str

If server-side encryption with a customer-provided encryption key was requested, the response will include this header confirming the encryption algorithm used.

SSECustomerKeyMD5 => Str

If server-side encryption with a customer-provided encryption key was requested, the response will include this header to provide round-trip message integrity verification of the customer-provided encryption key.

SSEKMSEncryptionContext => Str

If present, specifies the AWS KMS Encryption Context to use for object encryption. The value of this header is a base64-encoded UTF-8 string holding JSON with the encryption context key-value pairs.

SSEKMSKeyId => Str

If "x-amz-server-side-encryption" is present and has the value of "aws:kms", this header specifies the ID of the AWS Key Management Service (AWS KMS) symmetric customer managed customer master key (CMK) that was used for the object.

VersionId => Str

Version of the object.