The archives department will encounter a series of legal problems in website archiving, such as the limits of existing laws and imperfect legislation, which will hinder the web archiving smoothly. In this paper, the timeliness of the countermeasures is the cut point, putting forward two solutions including the expedient solution and the permanent solution. In a word, expedient solution is compliance with the robots protocol, the first acquisition follow the remedy, and consultation with the copyright holder; the long-term strategy is improving the existing laws and regulations and promoting the legislation of web archiving.