Using comics to teach users about mobile online privacy

Users’ privacy is increasingly being jeopardized by images uploaded using smartphones. These images have detailed metadata that can be used maliciously. We designed an online interactive comic to study whether this kind of teaching media can effectively communicate to...

Writing down your password: Does it help?

Users are able to remember their phone numbers and postal codes, their student numbers, PIN numbers, and social insurance numbers. Why, then, do users have trouble remembering their passwords? This paper considers the hypothesis that being able to access written notes...

Persuasion for stronger passwords: Motivation and pilot study

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 simply guess all the passwords within the most probable password spaces. This paper...