| Server IP : 54.36.91.62 / Your IP : 216.73.217.112 Web Server : Apache System : Linux webm013.cluster127.gra.hosting.ovh.net 5.15.206-ovh-vps-grsec-zfs-classid #1 SMP Fri May 15 02:41:25 UTC 2026 x86_64 User : coopiak ( 151928) PHP Version : 8.3.23 Disable Function : _dyuweyrj4,_dyuweyrj4r,dl MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : OFF | Pkexec : OFF Directory : /home/coopiak/amisdesseniors-fr/aix/libraries/vendor/web-auth/webauthn-lib/src/ |
Upload File : |
<?php
declare(strict_types=1);
namespace Webauthn;
use CBOR\ByteStringObject;
use CBOR\MapItem;
use CBOR\MapObject;
use CBOR\NegativeIntegerObject;
use CBOR\UnsignedIntegerObject;
use Cose\Algorithms;
use Cose\Key\Ec2Key;
class U2FPublicKey
{
public static function isU2FKey(string $publicKey): bool
{
return $publicKey[0] === "\x04" && mb_strlen($publicKey, '8bit') === 65;
}
public static function convertToCoseKey(string $publicKey): string
{
return MapObject::create([
MapItem::create(
UnsignedIntegerObject::create(Ec2Key::TYPE),
UnsignedIntegerObject::create(Ec2Key::TYPE_EC2)
),
MapItem::create(
UnsignedIntegerObject::create(Ec2Key::ALG),
NegativeIntegerObject::create(Algorithms::COSE_ALGORITHM_ES256)
),
MapItem::create(
NegativeIntegerObject::create(Ec2Key::DATA_CURVE),
UnsignedIntegerObject::create(Ec2Key::CURVE_P256)
),
MapItem::create(
NegativeIntegerObject::create(Ec2Key::DATA_X),
ByteStringObject::create(mb_substr($publicKey, 1, 32, '8bit'))
),
MapItem::create(
NegativeIntegerObject::create(Ec2Key::DATA_Y),
ByteStringObject::create(mb_substr($publicKey, 33, null, '8bit'))
),
])->__toString();
}
}