Online transaction is a powerful tool for business expedition that allows different companies to increase their sale through reaching new market and improve customer service. Here people are not interacting directly but rather then they are interacting through electronically therefore business requires coherent ,consistent environment for online transaction. The objective of this paper is to explain the importance of online transaction security and different aspects of it. This research paper presented different ways have presented that increases security level using cryptographic techniques.
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Third Party, Public Key Infrastructure, Certificate Authority, Digital Signature, Secure Socket layer