Survey on Various Techniques of User Authentication and Graphical Password
نویسندگان
چکیده
The process of identifying an individual usually based on a username and password. Passwords are the best commonly used method for identifying users in computer and communication systems. Usually, passwords are strings of letters and digits, i.e., they are alpha-numeric. Graphical passwords, which contain of some actions that the user accomplishes on an image.In this paper we make a survey of the basic authentication and its techniques. Survey of various techniques for authentication and password Security in a Video CAPTCHA, Persuasive Cued Click-Points Knowledge-Based Authentication Mechanism
منابع مشابه
Graphical authentication – an alternative to textual based authentication
Text based password consists of alphanumeric and special characters, which we often use while maintaining user accounts. But these text based passwords are often very difficult to remember and are vulnerable to various types of attacks. So researchers have come up with various alternatives to text based passwords, out of which graphical authentication is one of them. In this paper, I will be co...
متن کاملA survey on usability and security features in graphical user authentication algorithms
Nowadays, user authentication is one of the important topics in information security. Text-based strong password scheme can provide security to a certain degree. However, the fact that strong passwords being difficult to memorize often leads their owners to write them down on papers or even save them in a computer file. Graphical authentication has been proposed as a possible alternative soluti...
متن کاملA Review on Shoulder Surfing Attack in Authentication Technique
Security is a important factor in computer system now a days. Users of computer system give a primary preference to security. Authentication is a process used to provide security to the user. Authentication is a process of identifying the person’s identity or conforming the identity of a particular person. There are various authentication method, but most commonly used method is textual passwor...
متن کاملAlternative Graphical Authentication for Online Banking Environments
Many financial institutes tend to implement a secure authentication mechanism through the utilization of the One-Time-Password (OTP) technique. The use of a hardware security token to generate the required OTP has been widespread. Despite the fact that this method provides a fairly high level of security, many systems have not taken into consideration the need for a secure alternative login met...
متن کاملCompare Usability and Security of Graphical User Authentication Approaches
Today, authentication technology is the main measure to guarantee information security, and the most common and convenient authentication method in use is the alphanumeric password. However, their inherent defects led to the development of graphical password as an alternative. Graphical password which uses images as passwords, rather than alphanumeric characters is motivated particularly by the...
متن کامل