defender-security / lib / packages / Laravel / SerializableClosure / Signers / Hmac.php

Hmac.php in Defender Security – Malware Scanner, Login Security & Firewall 6.1.0, at lib/packages/Laravel/SerializableClosure/Signers/Hmac.php

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1	<?php
2
3	namespace WPMU_DEV\Defender\Vendor\Laravel\SerializableClosure\Signers;
4
5	use WPMU_DEV\Defender\Vendor\Laravel\SerializableClosure\Contracts\Signer;
6
7	class Hmac implements Signer
8	{
9	/**
10	* The secret key.
11	*
12	* @var string
13	*/
14	protected $secret;
15
16	/**
17	* Creates a new signer instance.
18	*
19	* @param string $secret
20	* @return void
21	*/
22	public function __construct($secret)
23	{
24	$this->secret = $secret;
25	}
26
27	/**
28	* Sign the given serializable.
29	*
30	* @param string $serialized
31	* @return array
32	*/
33	public function sign($serialized)
34	{
35	return [
36	'serializable' => $serialized,
37	'hash' => base64_encode(hash_hmac('sha256', $serialized, $this->secret, true)),
38	];
39	}
40
41	/**
42	* Verify the given signature.
43	*
44	* @param array $signature
45	* @return bool
46	*/
47	public function verify($signature)
48	{
49	return hash_equals(base64_encode(
50	hash_hmac('sha256', $signature['serializable'], $this->secret, true)
51	), $signature['hash']);
52	}
53	}
54