Problem description
The x-oss-access-key-id field in the request is left empty.
Causes
You initiated a request that uses a V2 signature in the URL parameter. However, the x-oss-access-key-id field in the request is left empty.
Examples
You initiated a request that uses a V2 signature. However, the x-oss-access-key-id field in the request is left empty.
GET /oss.jpg?x-oss-signature-verion=OSS2&x-oss-access-key-id=&x-oss-expires=1141889120&x-oss-signature=a8***I0= HTTP/1.1
Host: oss-example.oss-cn-hangzhou.aliyuncs.com
Date: Tue, 20 Dec 2022 08:48:18 GMTThe value of the x-oss-access-key-id field is the AccessKey ID that is used to calculate the signature.
Solutions
When you initiate a request that includes the V2 signature in the URL, make sure that the following fields are included in the request: x-oss-signature-verion, x-oss-access-key-id, x-oss-signature-verion, and x-oss-signature. Example:
GET /oss.jpg?x-oss-signature-verion=OSS2&x-oss-access-key-id=nz2pc56s936****&x-oss-expires=1141889120&x-oss-signature=a8***I0= HTTP/1.1
Host: oss-example.oss-cn-hangzhou.aliyuncs.com
Date: Tue, 20 Dec 2022 08:48:18 GMTFor more information, see Add signatures to URLs.
We recommend that you use Alibaba Cloud SDKs to initiate requests. Alibaba Cloud SDKs automatically generate signatures for the requests. For more information, see Overview.