Computer Engineering and Intelligent Systems www.iiste.org ISSN 2222-1719 (Paper) ISSN 2222-2863 (Online) Vol 2, No.4, 2011 136 An Analysis of Text-Based Authentication using Images in Banking System R. Sujatha (Corresponding author) Research Associate, Smart and Secure Environment, Department of Computer Science, Madurai Kamaraj University, Madurai, India. E-mail: sujamurali72@gmail.com G. Arumugam Prof. and Head, Department of Computer Science, Madurai Kamaraj University, Madurai, India. E-mail: gurusamyarumugam@gmail.com The research is financed by National Technical Research Organization, New Delhi. Abstract The stipulation of electronic services, such as Transactional, Non-transactional, Financial institution administration, Management of multiple users having varying levels of authority and Transaction approval process, by banking organizations evolves and spreads with the introduction of enhanced communication technologies. Though, this novel business occasion for the provision of banking products and services increases the need for security, especially due to the sensitive nature of the information exchanged. The specific nature of Internet banking systems creates the necessity for focused facts on security issues to be able to successfully demeanor an assessment or security evaluation process. More specifically, the information systems (IS) auditor should have the necessary technical and operational skills and knowledge to carry out the review of the technology employed and risks associated with Internet banking. Following this requirement, this paper presents a novel authentication approach to provide security to the end users. This proposed system, Analysis of Text-Based Authentication using Images in Banking System (ATBAIBS) provides great value in terms of convenience, customer intimacy, time saving, inexpensiveness and coherence in banking sectors. Keywords: Authentication, Authentication using Images, Banking System, Security, Text-Based Password System, Internet Banking Server, Online User Authentication and ATM System. 1. Introduction Online banking is a tremendous success for financial institutions and their customers. Customers enjoy the convenience and multiple services offered with online banking. In general, they are more active bankers; they have many more contacts with their financial institutions, representing greater opportunities for marketing and increased cross sell. This represents an opportunity for financial institutions to not only drastically reduce transaction costs when compared to branches or ATMs, but to provide a platform for additional services to offer customers. However, due to the popularity and growth of online banking, it has become a target for online fraud. Internet criminals are taking advantage of weak password security for user authentication to conduct internet attacks such as phishing, man-in-the-middle, and keystroke logging. This increases risk for both banks and their customers which could inhibit the growth of online banking (Ca technologies 2011). The online banking landscape is in the midst of a significant transition. Financial institutions who excel in providing security, convenience, and customer care will win the business of online consumers. Customers are demanding it. Consumers consider online security a top priority when choosing a financial association.