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<?php
namespace MadWizard\WebAuthn\Attestation\Identifier;
use MadWizard\WebAuthn\Exception\ParseException;
final class AttestationKeyIdentifier implements IdentifierInterface
{
public const TYPE = 'publickeyid';
/**
* @var string
*/
private $id;
public function __construct(string $identifier)
if (!(strlen($identifier) === 40 && ctype_xdigit($identifier))) {
throw new ParseException('Invalid key identifier.');
}
$this->id = strtolower($identifier);
public function getType(): string
return self::TYPE;
public function toString(): string
return $this->id;
public function equals(IdentifierInterface $identifier): bool
return $identifier instanceof self && $this->id === $identifier->id;
madwizard-org /
webauthn-server
