Published Paper Details:

Due to the rapid development of Internet applications, data security is becoming increasingly important during transmission from one end to the other, i.e. between sender and receiver, particularly in web-based applications such as Online Transactions and E-commerce. Since the implementation of various techniques to provide security and authentication to online transactions. Here in this thesis various techniques that are implemented for the security and authentication of E-commerce applications are discussed and analysed their various advantages and issues in the technique. The various issues or limitations in the existing technique can be removed, so a complete survey and their advantages and issues are analysed here, so that a new and efficient technique can be implemented in the future based on their various advantages and limitations. Two-factor authentication techniques are used to improve the security of online applications, allowing them to be protected against various attacks. Smartphones are now widely used and accepted by the general public. It is utilised for e banking applications, and practically all personal data is stored on the smartphone, leading to complex attacks such as eurograbber, which is carried out through the installation of a mobile botnet.