Category: Privacy

Our Work on Exposure Feedback to Appear at CHI 2014

Study1Screen2NoOwing to the ever-expanding size of social and professional networks, it is becoming cumbersome for individuals to configure information disclosure settings. We used location sharing systems to unpack the nature of discrepancies between a person’s disclosure settings and contextual choices.

PlaceAvoider to Appear at NDSS 2014: Privacy in the Age of First-Person Cameras

A new generation of wearable devices (such as Google Glass and the Narrative Clip) will soon make ‘first-person’ cameras nearly ubiquitous, capturing vast amounts of imagery without deliberate human action. ‘Lifelogging’ devices and applications will record and share images from

PETools: Workshop on Privacy Enhancing Tools (July 9)

Indiana University hosted the interactive and thought-provoking PETools workshop, chaired by Prof. Apu Kapadia and held in conjunction with PETS 2013. The goal of this workshop was to discuss the design of privacy tools aimed at real-world deployments. …

Apu Kapadia Receives NSF CAREER Award

apu-portrait-fullProf. Apu Kapadia’s award from the National Science Foundation (NSF) is titled CAREER: Sensible Privacy: Pragmatic Privacy Controls in an Era of Sensor-Enabled Computing. From the press release: Kapadia will receive $550,887 over the next five years to advance …

PlaceRaider Presented at NDSS 2013

We introduce PlaceRaider, a proof-of-concept mobile malware that exploits a smartphone’s camera and onboard sensors to reconstruct rich, 3D models of the victim’s indoor space using only opportunistically taken photos. Attackers can use these models to engage in remote reconnaissance …

FRSP Award: ‘Vision for Privacy’

Profs. David Crandall and Apu Kapadia have been awarded  $50K of seed funding through the Faculty Research Support Program (FRSP) for their project titled Vision for Privacy: Privacy-aware Crowd Sensing using Opportunistic ImageryA variety of powerful and potentially …

Cachet Presented at CoNEXT 2012

We propose Cachet, a peer-to-peer social-network architecture that provides strong security and privacy guarantees. We leverage cryptographic techniques to protect the confidentiality of data, and design a hybrid structured-unstructured overlay paradigm where social contacts  act as trusted caches to help …



The Privacy Lab is led by Prof. Apu Kapadia in the School of Informatics, Computing, and Engineering at Indiana University. Our goal is to advance research in online privacy, mobile security, and peer-to-peer systems. For an overview of our research,

PERM Presented at CCS 2012

Some users may misbehave under the cover of anonymity by, e.g., defacing webpages on Wikipedia or posting vulgar comments on YouTube. To prevent such abuse, we have explored various anonymous credential schemes to revoke access for misbehaving users while maintaining …