IJCTT-International Journal of Computer Trends and Technology
Text password is the most popular form of user authentication on websites due to its convenience and simplicity. However, users' passwords are prone to be stolen and compromised under different threats and vulnerabilities. Firstly, users often select weak passwords and reuse the same passwords across different websites. Routinely reusing passwords causes a domino effect; when an adversary compromises one password, the user will exploit it to gain access to more websites. Second, typing passwords into untrusted computers suffers password thief threat.