International Journal of Computer Science & Engineering Technology (IJCSET)
The Open System Interconnection (OSI) model defines a networking framework for implementing protocols in seven layers. Every layer of communication has its own unique security challenges. The application layer communication is a very weak link in terms of security because that the application layer application layer security is a growing area of concern for developers, designers, quality assurance specialist and programmers. In this paper, the authors discuss about various security aspects at application layer and its solution.