In this paper a novel time based dynamic password was presented to the overcome challenge of using a third party such as one-time password email, test and token device system for authentication in dynamic password authentication systems, user will set an initial password define how the password will be changing over a defined time, we found that the system retains the strength of the dynamic password and improves the usability of the system in terms of availability.


Yusuf, Salisu Ibrahim;  Boukar, Moussa Mahamat;  Muhammad, Aminu Mukhtar;  Yusuf, Ahmed Dalhatu

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