Digital signature in the application of e-commerce security

How we can ensure the security of data transmitted over the Internet and the identity of each trading party is the key to the development of e-commerce. The key problem of e-commerce is security problems. This paper focuses on digital signature technology in the application of e-commerce security issues, based on the core of a digital signature algorithm, which is a DSA algorithm idea. Combining specific business e-commerce applications, the paper simulates the actual situation, analyzes and solves problems, and put particular emphasis on the research of the algorithm and the improvement of DSA.