NAS Download Manager asks for your login credentials for your Synology NAS in order to view and manage your download tasks. Your login credentials are stored locally to the browser in a place accessible only to NAS Download Manager. Your credentials are only ever transmitted to the host you specify in the settings.

NAS Download Manager does not collect, store or transmit any other personal information, or use your credentials except to communicate with your NAS. In particular, NAS Download Manager does not collect any usage information and does not sync any information between browsers.