<?php declare(strict_types=1); namespace Webauthn\Util; use ParagonIE\ConstantTime\Base64UrlSafe; use Throwable; use Webauthn\Exception\InvalidDataException; abstract class Base64 { public static function decode(string $data): string { try { return Base64UrlSafe::decode($data); } catch (Throwable) { } try { return \ParagonIE\ConstantTime\Base64::decode($data, true); } catch (Throwable $e) { throw InvalidDataException::create($data, 'Invalid data submitted', $e); } } }