Defenses Against Large Scale Online Password Guessing Attack
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DEFENSES AGAINST LARGE SCALE ONLINE
PASSWORD GUESSING ATTACKS BY USING
PERSUASIVE CLICK POINTS.
Index Terms: - Authentication, graphical passwords, guessing attacks, computer security.
3.1 Recognition Based
Techniques:3.1.1Dhamija and Perrig
Hong’s Methods
Hong, et al. [7] proposed another
shoulder-surfing resistant algorithm. In this
approach to allow the user to assign their own
codes to pass-object variants. Figure 3: shows
the log-in screen of this graphical password
scheme. However, this method still forces the
user to memorize many text strings and therefore
suffer from the many drawbacks of text-based
passwords.
3 level security with sound integration