Abstract: In day to day life, the digital communication is very useful and growing faster as a need of human resources for communication. The growth of the internet and communication networks is also a developing necessity for easy and secure user-to-user message transfer. As sharing of information is an easier task due to the communication network need to concentrate on the security of information. The different model is available to provide the security on a various parameter, this paper focuses on the Conventional Encryption i.e. Public Key-Private Key Encryption, Identity-Based Encryption (IBE), Attribute Base Encryption (ABE) that provide the security.
Keywords: Encryption, Public Key, IBE, ABE.