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API Operations Related to Server-Side Encryption

This section lists the operations related to server-side encryption and describes HTTP protocols applicable to the operations.

The following table describes the requirements on the transmission protocols used by the API operation related to server-side encryption.

Table 1 Requirements for the transmission protocol used by the operations related to the SSE-C

Operation

Transfer Protocol

PutObject

HTTPS

PostObject

HTTPS

InitiateMultipartUpload

HTTPS

HeadObject

HTTPS

GetObject

HTTPS

UploadPart

HTTPS

CompleteMultipartUpload

HTTP or HTTPS
Table 2 Requirements for the transfer protocol used by the operations related to the SSE-KMS

Operation

Transfer Protocol

PutObject

HTTPS

PostObject

HTTPS

InitiateMultipartUpload

HTTPS

HeadObject

HTTP or HTTPS

GetObject

HTTPS

UploadPart

HTTPS

CompleteMultipartUpload

HTTP or HTTPS
Table 3 Requirements for transfer protocol used by the CopyObject operation

Source Object

Target Object

Transfer Protocol

Non-encrypted object

Object encrypted using SSE-KMS

HTTPS

Object encrypted using SSE-KMS

Object encrypted using SSE-KMS

HTTPS

Object encrypted using SSE-C

Object encrypted using SSE-KMS

HTTPS

Non-encrypted object

Object encrypted using SSE-C

HTTPS

Object encrypted using SSE-KMS

Object encrypted using SSE-C

HTTPS

Object encrypted using SSE-C

Object encrypted using SSE-C

HTTPS

Non-encrypted object

Non-encrypted object

HTTP or HTTPS

Object encrypted using SSE-KMS

Non-encrypted object

HTTP or HTTPS

Object encrypted using SSE-C

Non-encrypted object

HTTP or HTTPS
Table 4 Requirements for the transfer protocol used by the UploadPart-Copy operation

Source Object

Target Part

Transfer Protocol

Non-encrypted object

SSE-KMS encryption part

HTTP or HTTPS

Object encrypted using SSE-KMS

SSE-KMS encryption part

HTTP or HTTPS

Object encrypted using SSE-C

SSE-KMS encryption part

HTTP or HTTPS

Non-encrypted object

SSE-C encryption part

HTTPS

Object encrypted using SSE-KMS

SSE-C encryption part

HTTPS

Object encrypted using SSE-C

SSE-C encryption part

HTTPS

Non-encrypted object

Non-encrypted part

HTTP or HTTPS

Object encrypted using SSE-KMS

Non-encrypted part

HTTP or HTTPS

Object encrypted using SSE-C

Non-encrypted part

HTTP or HTTPS
Parent topic: Server-Side Encryption