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Due to growing hazards to networked computer system, there is great need for security innovations. Authentication is the process of security to information. User authentication is one of the significant topics in information security. Commonly used authentication is alphanumeric passwords, biometrics and smart card. At present day upcoming popular method is graphical password. In graphical password systems authentication is based on clicking on image rather than typing alphanumeric strings .The motivation to develop graphical password is the fact that human can remember picture better than text. In this paper, the authors propose a graphical password scheme which is more secured than other method. This method also depends not only on image but also number of mouse click on the image.
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