Survey of Graphical Password Authentication Systems Suitable for Android Application

Abstract

The introduction of android devices has changed the way the people live resulting in more interaction with android devices than ever before . Indeed we frequently access android devices in public places .The most commonly used authentication method in mobile devices is textual password. Textual password are more error prone and time consuming .A complicated textual password are difficult to memorize and remember. Textual password results in key logger attacks ,So to address these issues a wide range of Graphical schemes have been developed. shoulder surfing is possible with traditional password systems. A wide variety of graphical password methods have been developed, each with varying degrees of shoulder surfing resistance. This survey paper presents an best authentication scheme for android graphical password app lock. Graphical  passwords are easier to remember as people tends to remember Images faster than text. Thus this type of android app lock increases usability and security. This paper provides an outline of authentication on android devices as app lock and a survey for many graphical password technique at the end of evaluation will get to know the positive and negative outcomes of each paper.