Older adults access critical resources online, including bank, retirement, and health
insurance accounts. Thus, it is necessary to protect their accounts so they can confidently …

Two-factor authentication (2FA) overcomes the insecurity of passwords by adding a second
factor to the authentication process. A variant of 2FA, which is even phishing-resistant unlike …

Abstract Two-factor authentication (2FA) adds an additional layer of security to password-
based authentication. SMS and software-based 2FA methods are the most commonly …

Although two-factor authentication (2FA) mechanisms can be usable, they poorly integrate
into users' daily routines, especially during mobile use. Using tangibles for 2FA is a …

Password-based authentication (PBA) remains the most popular form of user authentication
on the web despite its long-understood insecurity. Given the deficiencies of PBA, many …

Two-factor authentication provides a significant improvement over the security of traditional
password-based authentication by requiring users to provide an additional authentication …

We propose a two-factor authentication (2FA) mechanism called 2D-2FA to address security
and usability issues in existing methods. 2D-2FA has three distinguishing features: First …

There are three critical aspects of cyber security: authentication, safety, and secrecy.
Consumers have access to a wide range of alternatives for improving the safety of password …

Why do individuals choose to use (or not use) Two Factor Authentication (2FA)? We sought
to answer this by implementing a two-phase study of the Yubico Security Key. We analyzed …

Adapting to an increasing cybersecurity threat is an ongoing challenge for all organizations,
with the 2020 global pandemic of COVID-19 introducing additional variables into the …