<?php
declare(strict_types=1);

namespace Lcobucci\JWT\Signer;

use Lcobucci\JWT\Signer\Ecdsa\MultibyteStringConverter;
use Lcobucci\JWT\Signer\Ecdsa\SignatureConverter;

use const OPENSSL_KEYTYPE_EC;

abstract class Ecdsa extends OpenSSL
{
    private SignatureConverter $converter;

    public function __construct(SignatureConverter $converter)
    {
        $this->converter = $converter;
    }

    public static function create(): Ecdsa
    {
        return new static(new MultibyteStringConverter());  // @phpstan-ignore-line
    }

    final public function sign(string $payload, Key $key): string
    {
        return $this->converter->fromAsn1(
            $this->createSignature($key->contents(), $key->passphrase(), $payload),
            $this->keyLength()
        );
    }

    final public function verify(string $expected, string $payload, Key $key): bool
    {
        return $this->verifySignature(
            $this->converter->toAsn1($expected, $this->keyLength()),
            $payload,
            $key->contents()
        );
    }

    final public function keyType(): int
    {
        return OPENSSL_KEYTYPE_EC;
    }

    /**
     * Returns the length of each point in the signature, so that we can calculate and verify R and S points properly
     *
     * @internal
     */
    abstract public function keyLength(): int;
}

• [D] Ecdsa
• [D] Hmac
• [D] Key
• [D] Rsa
• [F] CannotSignPayload.php
  Delete
• [F] Ecdsa.php
  Delete
• [F] Hmac.php
  Delete
• [F] InvalidKeyProvided.php
  Delete
• [F] Key.php
  Delete
• [F] None.php
  Delete
• [F] OpenSSL.php
  Delete
• [F] Rsa.php
  Delete

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                        Request Example (guzzle)
                        

                        
                            
<?php
                            
 require_once('vendor/autoload.php');
                            
 $client = new \GuzzleHttp\Client();
                            
 $response = $client->request('POST', $base_url. 'v1/generate-token', [
                            
'headers' => [
                            
  'accept' => 'application/json',
                            
  'content-type' => 'application/json',
                            
 ],
                            
'form_params' => [
                            
  'client_id'     => '$client_id',
                            
  'secret_id'     => 'secret_id',
                            
  'env'           => 'env',
                            
  'merchant_id'   => 'merchant_id',
                            
 ],
                            
                            
]);
                            
echo $response->getBody();
                        
                    
                

                    
                        
**Response: SUCCESS (200 OK)**
                        
{
                        
 "message": {
                        
 "success": [
                        
  "Successfully token is generated"
                        
 ]
                        
},
                        
"data": {
                        
 "token":"eyJpdiI6InpkczhjTjhQdVhUL2lKQ0pSUUx6aUE9P
SIsInZhbHVlIjoiVGVBTVBDTXltbjNZcEIvdEJveGpTSno3TU5NRUtn
VkhCZ1pHTFNCUnZGQ2UxMnYxN202cEE1YVRDTEFsc0ZERExoTjdtL0dTL2x
oU3QzeUJJOExiMUx5T0w1L0llUXhTUkU1cWVLWEdEbEplb0dKNXcwbTNRM0
VxdkUwYzZuNFdtNkhMQ0pRZysyNWkvdzBxSlBoSVBSOGFTekNnR2RXNHVtc
G9lMGZOTmNCcm1hR3c5Sk9KTnB4Y3ltZDl6cm90MThrR21Ca3B1azc3bXRi
Q0J6SW96UVo1elNkU1ZqeE05bTcwWGp1MEUxWlJFdnNWTmpSbnVpeW92b2U
4dXZkUGgyb1VmK0luaGdyaFlsVTZlcVpVRnZlTG1DeFF6Ykk2T2h6Z3Jzbn
IyNHpNdHowSE5JdDR0Y0pZT20zUm1XYW8iLCJtYWMiOiJlY2M4NGE1OGUzYz
kzYzk0YzljNmVmNjE0YWI0ZDIwOGI3NDQ2YWEyY2ZhNzc0NzE4ZmY1ZmYyMz

                        IyZmQzNDY1IiwidGFnIjoiIn0=",
                        
},
                        
"type": "success"
                        
}
                    
                

                    
                        
**Response: ERROR (400 FAILED)**
                        
{
                        
 "message": {
                        
 "error": [
                        
  "Invalid credentials."
                        
 ]
                        
},
                        
"data": null,
                        
"type": "error"
                        
}