WEB page tampering identification method and system

The invention discloses a WEB page tampering identification method and a WEB page tampering identification system, which aim to identify the tempering of a WEB page. The system comprises a web page acquisition module, a mode extraction module, a base line database and a tempering identification module, wherein the web page acquisition module is used for acquiring a WEB page; the mode extraction module is connected with the web page acquisition module, and is used for performing mode extraction on the WEB page and generating a page mode of the WEB page; the base line database is used for storing WEB page comparison base lines; and the tempering identification module is connected with the mode extraction module and the base line database, and is used for performing tempering identification on the page mode of a target WEB page as an identification target according to the WEB page comparison base lines to obtain an identification result. Compared with the prior art, the technical scheme provided by the invention performs WEB page tempering detection outside a web page server so as to improve the detection efficiency and realize the tempering identification of the WEB page.