Text passwords are the ubiquitous method of authentication, used by most people for most
online services. Many people choose weak passwords that are vulnerable to attackers who …

In this paper, we present the design and evaluation of dynamic security questions for
fallback authentication. In case users lose access to their device, the system asks questions …

A common security practice used to deal with a password breach is locking user accounts
and sending out an email to tell users that they need to reset their password to unlock their …

Computers are used in our everyday activities, with high volumes of users accessing
provided services. One-factor authentication consisting of a username and a password is the …

This document discusses, among other things, a system and methods for weak
authentication data reinforcement. In an example embodiment, authentication data is …

In the field of information security, passwords are a means of authenticating users.
Passwords with weak security cannot perform the role of user authentication and personal …

Uzaktan eğitimde çevrimiçi öğrenme ortamlarıyla beraber bu ortamlarda yapılan sınavlar da
yaygınlaşmaktadır. Kimlik doğrulama yöntemleri çevrimiçi sınav güvenliğini arttırmasına …

Abstract A Personal Identification Number (PIN) is a multiple-digit sequence widely used for
user authentication. It is desirable for a PIN-entry method to be secure against two main …

For more than five decades, passwords have been the dominant means of user
authentication for IT systems and are now used on a daily basis by millions of users …

Passwords are the de facto standard for online authentication today, and will likely remain
so for the foreseeable future. As a consequence, the security community has extensively …