With the development of e-commerce,users have to submit the information on the Internet,more and more,at the same time,some businesses or criminals the chance to capture consumer information,reveal that consumer privacy and use of consumer information for more interest,seriously endanger the safety of the electronic commerce environment,damage to the personal rights and interests of consumers.This paper analyzes the causes of consumer information leakage in an all-round way,expounds the harm of information leakage,and puts forward co...