Volume 6 Issue 3 - January 2016

  • 1. Survey on captcha as graphical passwords

    Authors : Bhupendra Shivhare, Jijo S Nair

    Pages : 518-523

    Keywords : Graphical Passwords, Captcha, CaRP, CbPA, Security primitives

    Abstract :

    Text passwords are commonly used in authentication. But text password suffers various attack like dictionary attack, relay attack etc and text password is also difficult to remember. If we make an easy text password then it is easy to crack or if we make a difficult password then it is difficult to remember. The solution of this problem in some context is to make our password in graphical form. A study shows that human can better remember images as compared the texts. Also graphical password provides better security as compared to text password. Combining of graphical password in Captcha technology is commonly known as Captcha as gRaphical Passwords (CaRP). If we use concept of combining of Captcha and graphical password in authentication then it is more beneficial in security perspective such as online guessing attack, relay attack and if combined with dual technologies, shoulder surfing attack. CaRP is well solution of image hotspot problem that is occurs in click-based graphical p

    Citing this Journal Article :

    Bhupendra Shivhare, Jijo S Nair, "Survey on captcha as graphical passwords", https://www.ijltet.org/journal_details.php?id=898&j_id=2896, Volume 6 Issue 3 - January 2016, 518-523, #ijltetorg