User authentication remains a challenging issue, despite the existence of a large number of
proposed solutions, such as traditional text-based, graphical-based, biometrics-based, Web …

While trawling online/offline password guessing has been intensively studied, only a few
studies have examined targeted online guessing, where an attacker guesses a specific …

Much attention has been paid to passwords chosen by English speaking users, yet only a
few studies have examined how non-English speaking users select passwords. In this …

We develop an economic model of an offline password cracker which allows us to make
quantitative predictions about the fraction of accounts that a rational password attacker …

Organisations and security professionals design Security Education, Training, and
Awareness (SETA) programs to improve cybersecurity behaviour, but they are often poorly …

Over half of all visits to websites now take place in a mobile browser, yet the majority of web
privacy studies take the vantage point of desktop browsers, use emulated mobile browsers …

Password-based authentication is the status quo on the web and beyond [6, 13, 14]—
despite its many known problems. This includes challenges around memorizing passwords …

Researchers have extensively explored how password creation policies influence the
security and usability of user-chosen passwords, producing evidence-based policy …

Password reuse and modification are insecure password behaviors that are becoming
increasingly prevalent as users are obliged to remember more passwords to access various …

Nowadays, most users need more passwords than they can handle. Consequently, users
have developed a multitude of strategies to cope with this situation. Some of these co** …