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      Compare input values

        Compare input values


        Article summary

        Available in Classic and VPC

        Compare the value (string or number) of the CAPTCHA image entered by the user to the actual CAPTCHA value (string or number).

        Request

        The following describes the request format for the endpoint. The request format is as follows:

        MethodURI
        GET/nkey

        Request headers

        For headers common to all CAPTCHA APIs, see Common CAPTCHA headers.

        Request query parameters

        The following describes the request query parameters.

        FieldTypeRequiredDescription
        codeIntegerOptionalInput value for comparing CAPTCHA keys
        • 0 | 1 (default)
        keyStringRequiredKey value received from the Issue CAPTCHA key API call
        valueStringRequiredUser's input value for the CAPTCHA image

        Request example

        The following is a sample request.

        curl --location --request GET 'https://naveropenapi.apigw.ntruss.com/captcha/v1/nkey?code=1&key={key}&value={value}' \
        --header 'X-NCP-APIGW-API-KEY-ID: {Client ID issued when registering the app}' \
        --header 'X-NCP-APIGW-API-KEY: {Client secret issued when registering the app}'
        Shell

        Response

        The following describes the response format.

        Response body

        The following describes the response body.

        FieldTypeRequiredDescription
        resultBoolean-Whether the user's CAPTCHA input is correct
        • true | false
          • true: correct
          • false: incorrect
        responseTimeDouble-Time taken to get the correct answer (second)
        • -1 - 7200
        • Represent up to 2 decimal places
          • <e.g.> 123.12

        Response status codes

        For response status codes common to all CAPTCHA APIs, see Common CAPTCHA response status codes.

        Response example

        The following is a sample example.

        {
            "result": true,
            "responseTime": 22.9
        }
        JSON

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