Research on Attack on Personalized Recommendations in E-commerce

Personalized recommendation is important method and technology to carry out CRM.Collaborative filtering which is used widely is vital central technology of personalized recommendation,but the recommended result is so sensitive to user perfect information that the recommendcd system has significant vulnerabilitics.E-business recommended secure is the key of whether the personalized recommendation can success or not,Concept of E-business recommended system is bricfly intruduced.Concepts,character,attack cost and attack effectiveness of recommended attack are elaborated,then alanyzing and comparing all kinds of attack model,as following the attack defective model.Finally,the authors make conclusion and present research challenge in the future.