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Last updated：2021-05-27 17:52:42
Common request parameters must be included in all API requests.
| Parameter | Type | Required | Length (number of characters) | Format | Description |
|---|---|---|---|---|---|
| Action | String | Yes | Unfixed | [a-zA-Z]+ |
The operation that you want to perform. For more information, see the description about each API operation. |
| Version | String | Yes | 10 | YYYY-MM-DD |
The version number of the API operation. Different versions of the API operation may support different request and response parameters. For more information about the version number, see the description about each API operation. |
| X-Amz-Algorithm | String | Yes | 16 | AWS4-HMAC-SHA256 |
The signature algorithm. Only HMAC-SHA256 is supported. |
| X-Amz-Credential | String | Yes | Unfixed | AccessKeyId/YYYYMMDD/region/service/aws4_request |
The credential scope, which contains your AccessKeyID, the date, the region you are targeting, the service you are requesting, and a termination string aws4_request. |
| X-Amz-Date | String | No (used to overwrite the date in the credential scope or Date header) | 16 | ISO 8601 basic format YYYYMMDD'T'HHMMSS'Z', for example, 20151101T120000Z |
The date that is used to create the signature. |
| X-Amz-Signature | String | Yes | 64 | Hexadecimal code | The signature string of the current request. |
| X-Amz-SignedHeaders | String | Yes | Unfixed | [a-zA-Z0-9-;]+ |
The request headers required for signature calculation. |
Examples
https://kingpay.api.ksyun.com?Action=QueryCashWalletAction&Version=V1
&X-Amz-Algorithm=AWS4-HMAC-SHA256
&X-Amz-Credential=xxxx
&X-Amz-Date=20180608T064016Z
&X-Amz-SignedHeaders=host
&X-Amz-Signature=479586da3ce3eb6ab9d7d3b4d03aeae1ac1634d4https://bill.api.ksyun.com?Action=GetMonthBill&Version=2018-06-01
&X-Amz-Algorithm=AWS4-HMAC-SHA256
&X-Amz-Credential=xxxx
&X-Amz-Date=20180608T064016Z
&X-Amz-SignedHeaders=host
&X-Amz-Signature=479586da3ce3eb6ab9d7d3b4d03aeae1ac1634d4Pure Mode