Solving KeyCaptcha

To solve this non-standard type of captcha, you need to assemble a simple puzzle from several fragments of a given image

Start now

Normal captcha statistics

41 s

Recognition speed

11 %

Service load

1478

Workers online

How to recognize KeyCaptcha

1. Find the following KeyCaptcha parameters in page's source code:

s_s_c_user_id

s_s_c_session_id

s_s_c_web_server_sign

s_s_c_web_server_sign2

2. Send these parameters to 2Captcha API.

Wait for the result, which may look like this:

ebdb5a6bf76da6887db60ef2041ab946|9006dc725760858e4c0715b835472f22|http://back10.keycaptcha.com/swfs/ckc/5bded85426de3c57a7529a84bd0d4d08-|493e52c37c10c2bcdf4a00cbc9ccd1e8|1

3. Locate and delete the following block which inclides keycaptcha JavaScript file:

<script language="JavaScript" src="http://backs.keycaptcha.com/swfs/cap.js"></script>

4. Locate and delete the div with id="div_for_keycaptcha":

<div id="div_for_keycaptcha"...>...</div>

5. Locate the element with id="capcode" and change it's value to the response received from our server.

<input name="capcode" id="capcode" value="1|2|3|4|5" type="hidden">

6. Click on "Check" button to submit the form.

Full documentation and
code examples

// https://github.com/2captcha/2captcha-csharp

using System;
using System.Linq;
using TwoCaptcha.Captcha;

namespace TwoCaptcha.Examples
{
    public class KeyCaptchaExample
    {
        public void Main()
        {
            TwoCaptcha solver = new TwoCaptcha("YOUR_API_KEY");

            KeyCaptcha captcha = new KeyCaptcha();
            captcha.SetUserId(184015);
            captcha.SetSessionId("5f31a2bc933d3-4.0.0.001");
            captcha.SetWebServerSign("9006dc725760858e4c0715b835472f22");
            captcha.SetWebServerSign2("2ca3abe86d90c6142d5571db98af6714");
            captcha.SetUrl("https://2captcha.com/demo/keycaptcha");

            try
            {
                solver.Solve(captcha).Wait();
                Console.WriteLine("Captcha solved: " + captcha.Code);
            }
            catch (AggregateException e)
            {
                Console.WriteLine("Error occurred: " + e.InnerExceptions.First().Message);
            }
        }
    }
}

// https://github.com/2captcha/2captcha-java

package examples;

import com.twocaptcha.TwoCaptcha;
import com.twocaptcha.captcha.KeyCaptcha;

public class KeyCaptchaExample {

    public static void main(String[] args) {
        TwoCaptcha solver = new TwoCaptcha("YOUR_API_KEY");

        KeyCaptcha captcha = new KeyCaptcha();
        captcha.setUserId(184015);
        captcha.setSessionId("5f31a2bc933d3-4.0.0.001");
        captcha.setWebServerSign("9006dc725760858e4c0715b835472f22");
        captcha.setWebServerSign2("2ca3abe86d90c6142d5571db98af6714");
        captcha.setUrl("https://2captcha.com/demo/keycaptcha");

        try {
            solver.solve(captcha);
            System.out.println("Captcha solved: " + captcha.getCode());
        } catch (Exception e) {
            System.out.println("Error occurred: " + e.getMessage());
        }
    }

}

// https://github.com/2captcha/2captcha-php

require(__DIR__ . '/../src/autoloader.php');

$solver = new \TwoCaptcha\TwoCaptcha('YOUR_API_KEY');

try {
    $result = $solver->keycaptcha([
        's_s_c_user_id'          => 184015,
        's_s_c_session_id'       => '5f31a2bc933d3-4.0.0.001',
        's_s_c_web_server_sign'  => '9006dc725760858e4c0715b835472f22-pz-',
        's_s_c_web_server_sign2' => '2ca3abe86d90c6142d5571db98af6714',
        'url'                    => 'https://2captcha.com/demo/keycaptcha',
    ]);
} catch (\Exception $e) {
    die($e->getMessage());
}

die('Captcha solved: ' . $result->code);

# https://github.com/2captcha/2captcha-python

import sys
import os

sys.path.append(os.path.dirname(os.path.dirname(os.path.realpath(__file__))))

from twocaptcha import TwoCaptcha

api_key = os.getenv('APIKEY_2CAPTCHA', 'YOUR_API_KEY')

solver = TwoCaptcha(api_key)

try:
    result = solver.keycaptcha(
        s_s_c_user_id=184015,
        s_s_c_session_id='5f31a2bc933d3-4.0.0.001',
        s_s_c_web_server_sign='4f84e4fe41cf688d8d94361489ecd75c-pz-',
        s_s_c_web_server_sign2='a9af97bb0a645eec495f2527e431a21b',
        url='https://2captcha.com/demo/keycaptcha')

except Exception as e:
    sys.exit(e)

else:
    sys.exit('solved: ' + str(result))

Recognition price

The recognition cost is very low, from 0.01 cent for one captcha. For convenience, the entire price is indicated for recognizing 1000 captchas, but billing in the system occurs separately for each captcha. Different types of captchas are recognized at different prices.

2.99 $

Na 1000 običajnih captcha

Other features of 2Captcha

The process of solving an normal captcha is as follows: we take the image of the captcha from the page of its placement and transfer it to the 2captcha service, where the employee solves it, after which the answer is returned to us, which must be entered in the appropriate field to solve the captcha

Simple Captcha API demo

How to solve Simple Captcha

The process of solving text captcha is as follows: we take the text question of the captcha from the page of its placement and transfer it to the 2captcha service, where it is solved by the employee, after which the answer is returned to us, which must be entered in the appropriate field to solve the captcha

Text Captcha solution API

How to solve Text Captcha

The solution process is as follows: we take the captcha image from the page of its placement and the instructions on which pictures to click on and transfer it to the 2captcha service, where the employee solves it, after which the answer is returned to us in the form of three sets of image placement coordinates, which must be entered into the corresponding field for solving the captcha

Click Captcha solution API demo

How to solve Click Captcha

The process of solving ReCaptcha V2 is as follows: we take the captcha image from the page of its placement in the form of the data-sitekey parameter and transfer it to the 2captcha service, where the employee solves it, after which the response is returned to us in the form of a token, which must be entered into the appropriate field for the solution captcha

reCaptcha V2 API demo

How to solve reCaptcha V2

The process of solving Rotate Captcha is as follows: we take an image or several images of a captcha from the page of its placement and transfer it to the 2captcha service, where the employee solves it, after which the answer is returned to us in the form of the value of the image rotation angle, which must be entered into the corresponding field to solve captcha

Rotate Captcha API demo

How to solve Rotate Captcha

The process of solving ReCaptcha V2 Callback does not differ from the similar process of solving ReCaptcha V2: we take the captcha image from the page of its placement in the form of the data-sitekey parameter and transfer it to the 2captcha service, where the employee solves it, after which the response is returned to us in the form of a token, which we need enter in the appropriate field to solve the captcha. Sometimes you won't find a button submitting a form. A callback function can be used instead. This function is executed when the captcha is recognized. Usually the callback function is defined in the data-callback parameter or as the callback parameter of the grecaptcha.render function

Solving reCaptcha V2 Callback API

How to solve reCaptcha V2 Callback

The process of solving ReCaptcha V2 Callback does not differ from the similar process of solving ReCaptcha V2: we take the captcha image from the page of its placement in the form of the data-sitekey parameter and transfer it to the 2captcha service, where the employee solves it, after which the response is returned to us in the form of a token, which we need enter in the appropriate field to solve the captcha. Sometimes you won't find a button submitting a form. A callback function can be used instead. This function is executed when the captcha is recognized. Usually the callback function is defined in the data-callback parameter or as the callback parameter of the grecaptcha.render function

reCaptcha V2 Invisible API demo

How to solve reCaptcha V2 Invisible

The process for solving ReCaptcha V3 is as follows: we take the captcha image from the page of its placement and transfer it to the 2captcha service, where it is solved by an employee with the appropriate “humanity” rating, after which the response is returned to us in the form of a token, which must be entered into the appropriate field to solve the captcha. In many ways, the new type of captcha is similar to ReCaptcha V2, i.e. the basic principle remains the same - the user receives a token from the 2captcha API, which is sent in a POST request to the site, and the site verifies the token through the 2captcha API

reCaptcha V3 API demo

How to solve reCaptcha V3

The process of solving KeyCaptcha is as follows: we take a set of necessary parameters from the page of its placement and pass it to the 2captcha service, where the employee solves it, after which the answer is returned to us in the form of a set of other parameters, which must be passed to the appropriate fields to solve the captcha

KeyCaptcha API demo

How to solve KeyCaptcha

The process of solving GeeTest Captcha is as follows: we take a set of necessary parameters from the page of its placement and transfer it to the 2captcha service, where the employee solves it, after which the answer is returned to us in the form of a set of already other parameters, which must be passed to the appropriate fields to solve the captcha

GeeTest Captcha API demo

How to solve GeeTest Captcha

The solution process is as follows: we take the captcha image from the page of its placement and transfer it to the 2captcha service, where the employee solves it, after which the response is returned to us in the form of a token, which must be entered into the appropriate field to solve the captcha

Solving hCaptcha demo

How to solve hCaptcha