• Publications
  • Influence
"I regretted the minute I pressed share": a qualitative study of regrets on Facebook
TLDR
We investigate regrets associated with users' posts on a popular social networking site. Expand
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Encountering stronger password requirements: user attitudes and behaviors
TLDR
A new password policy at Carnegie Mellon University requires users to create a complex password, but most users believe that they are now more secure. Expand
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Smart, useful, scary, creepy: perceptions of online behavioral advertising
TLDR
We report results of 48 semi-structured interviews about online behavioral advertising (OBA). Expand
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Why Johnny can't opt out: a usability evaluation of tools to limit online behavioral advertising
TLDR
We present results of a 45-participant laboratory study investigating the usability of nine tools to limit online behavioral advertising. Expand
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A field trial of privacy nudges for facebook
TLDR
Anecdotal evidence and scholarly research have shown that Internet users may regret some of their online disclosures. Expand
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The Creation and Analysis of a Website Privacy Policy Corpus
TLDR
We introduce a corpus of 115 privacy policies (267K words) with manual annotations for 23K fine-grained data practices. Expand
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Nudges for Privacy and Security
TLDR
Advancements in information technology often task users with complex and consequential privacy and security decisions. Expand
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What matters to users?: factors that affect users' willingness to share information with online advertisers
TLDR
We present the results of a 2,912-participant online study investigating how facets of privacy practices---data retention, access to collected data, and scope of use---affect users' willingness to allow the collection of behavioral data. Expand
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Privacy nudges for social media: an exploratory Facebook study
Anecdotal evidence and scholarly research have shown that a significant portion of Internet users experience regrets over their online disclosures. To help individuals avoid regrettable onlineExpand
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Are They Actually Any Different ? Comparing Thousands of Financial Institutions ’ Privacy Practices
Although large-scale comparisons of privacy practices across an industry have the potential to illuminate the state of consumer privacy and to uncover egregious practices, the freeform legalese ofExpand
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