45 citations · 117 across the 16 of their papers we have counts for
5 papers · 1 filter
Holes in the Geofence: Privacy Vulnerabilities in "Smart" DNS Services
Rahel A. Fainchtein, Adam J. Aviv, Micah Sherr +2
Smart DNS (SDNS) services advertise access to "geofenced" content (typically, video streaming sites such as Netflix or Hulu) that is normally inaccessible unless the client is with…
Why Older Adults (Don't) Use Password Managers
Hirak Ray, Flynn Wolf, Ravi Kuber +1
Password managers (PMs) are considered highly effective tools for increasing security, and a recent study by Pearman et al. (SOUPS'19) highlighted the motivations and barriers to a…
Widely Reused and Shared, Infrequently Updated, and Sometimes Inherited: A Holistic View of PIN Authentication in Digital Lives and Beyond
Hassan Khan, Jason Ceci, Jonah Stegman +3
Personal Identification Numbers (PINs) are widely used as an access control mechanism for digital assets (e.g., smartphones), financial assets (e.g., ATM cards), and physical asset…
Double Patterns: A Usable Solution to Increase the Security of Android Unlock Patterns
Timothy J. Forman, Adam J. Aviv
Android unlock patterns remain quite common. Our study, as well as others, finds that roughly 25\% of respondents use a pattern when unlocking their phone. Despite known security i…
Knock, Knock. Who's There? On the Security of LG's Knock Codes
Raina Samuel, Philipp Markert, Adam J. Aviv +1
Knock Codes are a knowledge-based unlock authentication scheme used on LG smartphones where a user enters a code by tapping or "knocking" a sequence on a 2x2 grid. While a lesser u…