PDF-Cued click point technique for graphical password authentication

V aibhav M oraskar et al Computer Science and Mobi le Computing Vol3 Issue1 January 2014 pg 166 172. bullingacmorg Florian Alt University of Stuttgart 64258orianaltvisunistuttgartde Albrecht Schmidt University of Stuttgart albrechtschmidtacmorg ABSTRACT With computers being used ever more ubiquitously in situa tions where privacy is important secure Identity Management. Ideally. Who you are. Practically. Something you know (e.g., password). Something you have (e.g., badge). Something about you (e.g., fingerprint). Basis for Authentication. Password Authentication. User Authentication. modified from slides of . Lawrie. Brown. RFC 2828: . user authentication . “The process of verifying an identity claimed by or for a system entity.”. Authentication Process. Operating Systems. What is authentication?. How does the problem apply to operating systems?. Techniques for authentication in operating systems. What Is Authentication?. Determining the identity of some entity. Computer and Network Security. Dr. . Jinyuan. (Stella) Sun. Dept. of Electrical Engineering and Computer Science. University of Tennessee . Fall . 2011. 1. Overview of Authentication Systems. /599. . Computer and Network Security. Dr. . Jinyuan. (Stella) Sun. Dept. of Electrical Engineering and Computer Science. University of Tennessee . Fall . 2012. 1. Overview of Authentication Systems. IT443 – Network Security Administration. Instructor: Bo Sheng. 1. Outline. Authentication Mechanisms. Key Distribution Center and Certificate Authorities. Session Key. 2. Authentication. Authentication is the process of reliably verifying certain information. . Rocky K. C. . Chang, 18 March 2011. 1. Rocky, K. C. Chang. 2. Outline. Rocky, K. C. Chang. 3. Authentication problems. Network-based authentication. Password-based authentication. Cryptographic authentication protocols (challenge and response). CS457. Introduction to Information Security Systems. User Authentication. “The process of verifying an identity claimed by or for a system entity.”. Authentication Process. Fundamental building block and primary line of defense. By Dr. Daniyal Alghazzawi. (7). AUTHENTICATION . Introduction. There are . two . primary parts to access . control:. Authentication. Authorization. Authentication deals with the problem of determining whether a user (or other entity) should be allowed access to a particular system or resource.. What is authentication?. How does the problem apply to operating systems?. Techniques for authentication in operating systems. What Is Authentication?. Determining the identity of some entity. Process. Fall 2017. Adam Doupé. Arizona State University. http://. adamdoupe.com. Authentication vs. Authorization. Authentication. Who are you?. Authorization. What can you do?. 2. Authentication Terms. Principal. CSE-C3400 . Information security. Aalto University, autumn 2014. Outline. Passwords. Physical security tokens and . two-method authentication. Biometrics. Common mantra:. User authentication can be based on . Fuwen Liu, liufuwen@chinamobile.com. Minpeng Qi, qiminpeng@chinamobile.com. Min Zuo, zuomin@chinamobile.com. 1. SIP Authentication. . SIP is a popular standard signaling protocol for VoIP. . Wired networks.