CAccess::GetProviderNames

public function GetProviderNames()
{
	$arResult = [];
	foreach (static::$arAuthProviders as $ID => $provider)
	{
		$arResult[$ID] = [
			"name" => ($provider["PROVIDER_NAME"] ?? $ID),
			"prefixes" => ($provider["PREFIXES"] ?? []),
		];
	}
	return $arResult;
}