On famous websites, "Badware" is defined as a software that tracks your online behavior and feeds back your personal information to "hidden" market interest groups, and they can pop up advertisements to you through the software. "Badware" is divided into "spyware", "malware" and "deceptive adware". People in the domestic Internet industry generally call such software "rogue software", and summarize spyware, behavior recording software, browser hijacking software, search engine hijacking softw...