[PDF] Top 20 COMPARATIVE STUDY OF GRAPHICAL USER AUTHENTICATION APPROACHES

... Real User Corporation. The basic idea is as follows. The user have to choose four images of human faces from a face ...the authentication stage, the user is presented with a grid consisting of ... See full document

... the user and an accepted authentication requires a correct image being clicked or touched in a particular ...a user may always tend to choose a well-known image which may be prone to guessing ... See full document

... Problem 2. The second corpus contains 337 operator an- swers that were collected from a call service (Rafaeli et al., 2008). The answers were categorized into five classes of customer orientation behaviours: anticipating ... See full document

... their study, users were asked to draw a DAS password on paper in order to determine if there are predictable characteristics in the graphical passwords that people ...The study did not find any ... See full document

... During authentication user need to choose image points ...the user matches the clickable points exactly with original ...A study of reported that a significant bit of passwords of DAS and pass ... See full document

... of approaches combine use cases and features in order to describe requirements for product ...such approaches share the view that the use case model and the feature model have distinct but complementary ... See full document

... security user authentication is a very important ...computer, user authentication depends on the alphanumeric username and ...the user chooses a difficult password to prevent the system ... See full document

... A User Study Using Images for Authentication” presented the security of the systems relies on recognition-based, rather than recall-based ...recognition-based authentication system and propose ... See full document

... our study. We based our assumptions and definitions on our pilot study [1] which illustrated that there exist behavioural biases when humans create their graph- ical ...the study are: (a) More than ... See full document

... simple graphical password scheme, called USER AUTHENTICATION BY SECURED GRAPHICAL PASSWORD ...IMPLEMENTATION. USER AUTHENTICATION BY SECURED GRAPHICAL PASSWORD ... See full document

... Lin et al. [11] presented Qualitative DAS as a variation of DAS by encoding each stroke. In this scheme, a stroke is mapped to its starting cell and the sequence of qualitative direction changes in the stroke relative to ... See full document

... Klien [2] conducted an experiment to crack UNIX users‟ passwords and reported that he managed to crack up to 25% of users‟ passwords from a total set of 13,797 accounts. Klein suggested that users should change their ... See full document

... Abstract: With the incorporation of promotional activities over social media for business and election campaign, the malicious activity over social media is also pervasively increased. Intruder gets an extensive platform ... See full document

... Akula and Devisetty’s algorithm [7] is similar to the technique proposed by Dhamija and Perrig [8]. The difference is that by using hash algorithm SHA-1, which produces a 20 byte output, the authentication is more ... See full document

... ABSTRACT: Nowadays computer system access uses alphanumerical password. Such password hard to remember due to its length (long) or sometime it is randomly generated. Short and simple passwords may lead to vulnerability ... See full document

... the user is presented a 3×3 grid and the secret (password) of a user is a drawing on that grid ...a user has to choose a pattern and during the authentication phase, he has to recall his ... See full document

... Service. User authentication, data protection, security are the key areas we ...consider. User authentication is provided using alphanumeric password and graphical password, security is ... See full document

... In recognition-based techniques, Authentication is done by challenging the user to identify image or images that the user had selected during the registration stage. Another name for ... See full document

... for authentication before initiating the ...perform authentication, encryption and decryption, which yield better security of patient data to establish the communication between the numbers of WBAN ... See full document

... different approaches to image restoration: On the one hand, learning a basis set (dictionary) adapted to sparse signal descriptions has proven to be very effective in image reconstruction and classification ...two ... See full document