Yoast\WP\SEO\MyYoast_Client\Infrastructure\Crypto

Encryption::derive_key │ private │ Yoast 1.0

Derives a 256-bit encryption key from AUTH_KEY using HKDF-SHA256.

Метод класса: Encryption{}

Хуков нет.

Возвращает

Строку. A 32-byte derived key.

Использование

// private - только в коде основоного (родительского) класса
$result = $this->derive_key( $context ): string;

$context(строка) (обязательный)

A unique context string for key derivation.

Код Encryption::derive_key() Encryption::derive key ^{Yoast 27.7}

private function derive_key( string $context ): string {
	if ( ! \function_exists( 'sodium_crypto_secretbox' ) ) {
		throw new Encryption_Exception( 'The sodium PHP extension is required but not available.' );
	}

	if ( ! \defined( 'AUTH_KEY' ) || \AUTH_KEY === '' || \AUTH_KEY === 'put your unique phrase here' ) {
		throw new Encryption_Exception( 'AUTH_KEY is not configured. Please set a unique AUTH_KEY in wp-config.php.' );
	}

	return \hash_hkdf( 'sha256', \AUTH_KEY, \SODIUM_CRYPTO_SECRETBOX_KEYBYTES, $context );
}