Filing a DMCA notice yourself is straightforward the first time: find the URL, identify the host, submit a form. The work compounds the moment there's more than one leaked copy to track, because search engines and forums don't tell you when a removed file reappears somewhere else.
Noticeora replaces the search step with facial recognition, so a re-upload with a stripped filename, different watermark, or edited metadata still gets caught — the same match that would otherwise require a human to happen to stumble across it again.