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<?php declare(strict_types=1);
namespace MiladRahimi\Jwt\Cryptography\Algorithms\Eddsa;
use MiladRahimi\Jwt\Cryptography\Keys\EdDsaPublicKey;
use MiladRahimi\Jwt\Cryptography\Verifier;
use MiladRahimi\Jwt\Exceptions\InvalidSignatureException;
use RuntimeException;
use SodiumException;
class EdDsaVerifier implements Verifier
{
protected static string $name = 'EdDSA';
protected EdDsaPublicKey $publicKey;
public function __construct(EdDsaPublicKey $publicKey)
$this->publicKey = $publicKey;
}
/**
* @inheritdoc
*/
public function verify(string $plain, string $signature): void
if (function_exists('sodium_crypto_sign_verify_detached')) {
try {
if (!sodium_crypto_sign_verify_detached($signature, $plain, $this->publicKey->getContent())) {
throw new InvalidSignatureException('Signature is to verified');
} catch (SodiumException $e) {
throw new InvalidSignatureException('Sodium cannot verify the signature', 0, $e);
} else {
throw new RuntimeException('sodium_crypto_sign_verify_detached function is not available');
public function name(): string
return static::$name;
* @inheritDoc
public function kid(): ?string
return $this->publicKey->getId();
public function getPublicKey(): EdDsaPublicKey
return $this->publicKey;
miladrahimi /
php-jwt
