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Multipart Upload API and Permissions
An individual must have the necessary permissions to use the multipart upload operations. You can use ACLs, the bucket policy, or the user policy to grant individuals permissions to perform these operations. The following table lists the required permissions for various multipart upload operations when using ACLs, bucket policy, or the user policy.
| Action | Required Permissions |
|---|---|
|
Initiate Multipart Upload |
You must be allowed to perform the The bucket owner can allow other principals to perform the
|
| Upload Part | You must be allowed to perform the Only the initiator of a multipart upload can upload parts. The bucket owner must allow the initiator to perform the
|
| Upload Part (Copy) | You must be allowed to perform the Only the initiator of a multipart upload can upload parts. The bucket owner must allow the initiator to perform the
|
| Complete Multipart Upload | You must be allowed to perform the Only the initiator of a multipart upload can complete that multipart upload. The bucket owner must
allow the initiator to perform the |
| Abort Multipart Upload | You must be allowed to perform the By default, the bucket owner and the initiator of the multipart upload are allowed to perform this action. If the initiator is an IAM User, that User’s AWS account is also allowed to abort that multipart upload. In addition to these defaults, the bucket owner can allow other principals to perform
the |
| List Parts | You must be allowed to perform the By default, the bucket owner has permission to list parts for any multipart upload to the bucket. The initiator of the multipart upload has the permission to list parts of the specific multipart upload. If the multipart upload initiator is an IAM User, the AWS account controlling that IAM User also has permission to list parts of that upload. In addition to these defaults, the bucket owner can allow other principals to perform the
|
| List Multipart Uploads | You must be allowed to perform the In addition to the default, the bucket owner can allow other principals to perform the
|
For additional information on actions and their use in policies, see Action. For information on the relationship between policy actions and ACL permissions, see Relationship Between Actions and Permissions. For information on IAM Users, go to Working with Users and Groups.
