Password reuse–using the same password for multiple accounts–is a prevalent
phenomenon that can make even the most secure systems vulnerable. When passwords are …

By using the protection motivation theory, this article tests a model of password protection
intentions for online users. Hypotheses are proposed concerning the intention to engage in …

Passwords are the first line of defense for many computerized systems. The quality of these
passwords decides the security strength of these systems. Many studies advocate using …

As one of the most common authentication methods, passwords help secure information by
granting access only to authorized parties. To be effective, passwords should be strong …

Passwords can be used to gain access to specific data, an account, a computer system or a
protected space. A single user may have multiple accounts that are protected by passwords …

This study investigates the efficacy of using a restrictive password composition policy. The
primary function of access controls is to restrict the use of information systems and other …

In an effort to improve security by preventing users from picking weak passwords, system
administrators set password-composition policies, sets of requirements that passwords must …

User-chosen passwords reflecting common strategies and patterns ease memorisation but
offer uncertain and often weak security, while system-assigned passwords provide higher …

A novel multimodal method for the estimation of password strength was presented in Part I of
this series of two papers. In this paper, the experimental framework used for the evaluation …

Password authentication is the most widely used authentication mechanism, and it will still
be with us for many years yet to come. It is effective, simple, and accurate, with no extra cost …