# defender-security/6.2.2/lib/packages/Webauthn/PublicKeyCredentialParameters.php

Defender Security – Malware Scanner, Login Security & Firewall, version 6.2.2. 83 lines.

- Page: https://pluginprobe.com/plugins/defender-security/6.2.2/code/lib/packages/Webauthn/PublicKeyCredentialParameters.php
- Raw: https://pluginprobe.com/plugins/defender-security/6.2.2/raw/lib/packages/Webauthn/PublicKeyCredentialParameters.php
- Modified: 2026-08-24T08:19:12+00:00

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page URL, for example `https://pluginprobe.com/plugins/defender-security/6.2.2/code/lib/packages/Webauthn/PublicKeyCredentialParameters.php#L10-L20`.

```php
<?php

declare(strict_types=1);

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2014-2021 Spomky-Labs
 *
 * This software may be modified and distributed under the terms
 * of the MIT license.  See the LICENSE file for details.
 */

namespace WP_DEFENDER_VENDOR\Webauthn;

use WP_DEFENDER_VENDOR\Assert\Assertion;
use JsonSerializable;
use function WP_DEFENDER_VENDOR\Safe\json_decode;

class PublicKeyCredentialParameters implements JsonSerializable
{
    /**
     * @var string
     */
    private $type;

    /**
     * @var int
     */
    private $alg;

    public function __construct(string $type, int $alg)
    {
        $this->type = $type;
        $this->alg = $alg;
    }

    public function getType(): string
    {
        return $this->type;
    }

    public function getAlg(): int
    {
        return $this->alg;
    }

    public static function createFromString(string $data): self
    {
        $data = json_decode($data, true);
        Assertion::isArray($data, 'Invalid data');

        return self::createFromArray($data);
    }

    /**
     * @param mixed[] $json
     */
    public static function createFromArray(array $json): self
    {
        Assertion::keyExists($json, 'type', 'Invalid input. "type" is missing.');
        Assertion::string($json['type'], 'Invalid input. "type" is not a string.');
        Assertion::keyExists($json, 'alg', 'Invalid input. "alg" is missing.');
        Assertion::integer($json['alg'], 'Invalid input. "alg" is not an integer.');

        return new self(
            $json['type'],
            $json['alg']
        );
    }

    /**
     * @return mixed[]
     */
    public function jsonSerialize(): array
    {
        return [
            'type' => $this->type,
            'alg' => $this->alg,
        ];
    }
}

```