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<?php declare(strict_types = 1);
namespace Link0\Bunq\Domain\Keypair;
use \InvalidArgumentException;
final class PrivateKey
{
/**
* @var string
*/
private $key;
* @param string $privateKey
public function __construct(string $privateKey)
if (!preg_match('/^\-\-\-\-\-BEGIN PRIVATE KEY\-\-\-\-\-[\S\n]+\-\-\-\-\-END PRIVATE KEY\-\-\-\-\-$/', $privateKey)) {
throw new InvalidArgumentException("Invalid PrivateKey format. Please use a shielded format");
}
$this->key = $privateKey;
* @return string
public function __toString()
return $this->key;
* @return array
public function __debugInfo()
// Hide the actual key from backtraces
return ['key' => '***PRIVATE KEY***'];
link0 /
bunq
