tencent cloud



Last updated: 2023-08-07 17:45:17

1. API Description

Domain name for API request: kms.tencentcloudapi.com.

This API is used to verify a signature u200dusing PQC.

A maximum of 20 requests can be initiated per second for this API.

We recommend you to use API Explorer
Try it
API Explorer provides a range of capabilities, including online call, signature authentication, SDK code generation, and API quick search. It enables you to view the request, response, and auto-generated examples.

2. Input Parameters

The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

Parameter Name Required Type Description
Action Yes String Common Params. The value used for this API: PostQuantumCryptoVerify.
Version Yes String Common Params. The value used for this API: 2019-01-18.
Region No String Common Params. This parameter is not required for this API.
KeyId Yes String Unique ID of a key
SignatureValue Yes String Signature value, which is generated by calling the PostQuantumCryptoSign API.
Message Yes String Original message text before Base64 encoding. It cannot exceed 4096 bytes.

3. Output Parameters

Parameter Name Type Description
SignatureValid Boolean Verify whether the signature is valid. true: The signature is valid. false: The signature is invalid.
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Verifying a signature with PQC

This example shows you how to verify a signature using PQC.

Input Example

Host: kms.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: PostQuantumCryptoVerify
<Common request parameters>

    "KeyId": "abc",
    "SignatureValue": "abc",
    "Message": "abc"

Output Example

    "Response": {
        "SignatureValid": true,
        "RequestId": "abc"

5. Developer Resources


TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

Command Line Interface

6. Error Code

The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

Error Code Description
InternalError Internal error.
InvalidParameter Invalid parameter.
InvalidParameterValue Incorrect parameter value.
InvalidParameterValue.InvalidKeyId Invalid KeyId.
ResourceUnavailable.CmkNotFound The CMK does not exist.
ResourceUnavailable.CmkStateNotSupport This operation cannot be performed under the current CMK status.
Contact Us

Contact our sales team or business advisors to help your business.

Technical Support

Open a ticket if you're looking for further assistance. Our Ticket is 7x24 avaliable.

7x24 Phone Support