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- 1. Graphical Password Authentication Submitted to:- Submitted by:- Prof.Rittu Sharma Amandeep Kaur Computer Department Msc IT 2nd sem Roll no- 3014 Pupin no- 35412
- 2. Table of Contents Introduction Use of Graphical password Registration Phase Categories Security Attacks Advantages Disadvantages Conclusion
- 3. Introduction Graphical password were originally described by BLONDER in 1996. A graphical password is an authentication system that works by having the user select from images, in a specific orde,presented in graphical user interface (GUI). Back
- 4. Use of graphical password Back
- 7. Recognition Based Techniques In this category, users will select images, icons or symbols from a collection of images. At the time of authentication, the users need to recognize their images, symbols or icons which are selected at the time of registration among a set of images. Next
- 8. Dhamija and Perrig scheme Deja vu was proposed by Dhamija where users select a specific number of random art images from a set of images generated by a program in the registration phase. Next
- 10. Recall Based Tecniques A user is asked to reproduce something that he created or selected earlier during the registration. Next
- 13. SECURITY ATTACKS Dictionary Attack Guessing Attack Shoulder Surfing Attack Spyware Attack Social Engineering Attack Back
- 14. Advantage Human friendly passwords. Security. Select images on screen pages. Dictionary attacks. Back
- 15. Disadvantage Password registration and log in process take too long. Require much more storage space than text based passwords. Back
- 16. Conclusion Graphical passwords are an alternative to textual alphanumeric password. It satisfies both conflicting requirements. It become more secure and easier password scheme. Current graphical password techniques are still immature. Next