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In general, PINs and alphanumeric passwords can be used for Remote user authentication methods, which help to access the remote systems. But, these password based authentication methods fall into several vulnerabilities of security and usability factors. This paper discuss on the dynamic ID based remote user authentication scheme using PassText, which is similar to Pass Phrases and gives more security as compared to other authentication schema. This also compares with the existing graphical passwords. This makes more usable than graphical passwords.
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