Your Secrets Are Safe : How Browsers Explanations Impact - PowerPoint PPT Presentation

Your Secrets Are Safe : How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode Yuxi Wu, Panya Gupta, Miranda Wei, Yasemin Acar, Sascha Fahl, Blase Ur

https://FancyWines.com 2 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Users have misconceptions about private mode X X ( 3 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Consider the role of browsers Study in communicating what private mode actually does Motivation i.e., protection from local threats (and not most remote ones) 4

Disclosure the explanation that a browser presents when users open a new window in private mode 5 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Disclosures vary 6 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Disclosures vary 7 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Disclosures vary 8 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Mobile disclosures vary even more 9 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Survey Methodology 460 participants on Amazon’s Mechanical Turk 30 minutes, $5 compensation 13 conditions ● 12 conditions based on disclosures from the wild 1 control condition ● 10 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Desktop Mobile 11 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Control Condition 12 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Survey Content 20 different scenarios Two sets of questions: Distinguishing Comparative https:// https:// https:// https:// ? standard private standard private ? ? [>, <, ==] 13 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Results 14

Our participants (n = 460) Gender 54.6% male 44.6% female 0.8% nonbinary/NA Tech background 86.5% no background 11.5% worked, educated in tech 2.0% NA 15 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Non-misconceptions 89.8% correct 94.8% correct 99.3% correct 3:14 pm picturesofcorgis.com 3:15 pm picturesofcorgis.com 3:16 pm picturesofcorgis.com 3:17 pm picturesofcorgis.com 3:18 pm picturesofcorgis.com 3:19 pm picturesofcorgis.com 3:20 pm picturesofcorgis.com 3:21 pm picturesofcorgis.com downloads 3:22 pm picturesofcorgis.com 3:23 pm picturesofcorgis.com 3:24 pm picturesofcorgis.com 3:25 pm picturesofcorgis.com 3:26 pm picturesofcorgis.com Photos not cached History not saved in menu Downloaded files remain 16 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Overestimated Protections 25.2% incorrectly believed 40.2% incorrectly believed 56.3% incorrectly believed What is a corgi? 127.0.0.1 ...that searches could ...that IP address could not ...that geolocation could not be associated be collected not be estimated (while logged in) 17 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Misconceptions - comparative differences 27.1% incorrectly believed 30.9% incorrectly believed https:// X X ( Corgi dog beds for just $49.99! ...that there was a difference in the ...that the proportion of targeted ads level of virus and malware protection was the same between modes or higher between modes in private mode 18 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

19 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Individual disclosure results Desktop Mobile Control vs. 20 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

No different than control 21 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Better than control Chrome v60 (desktop) Chrome v59 (desktop) 22 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Key Takeaways 23

Understanding comes from interaction 3:14 pm picturesofcorgis.com 3:15 pm picturesofcorgis.com 3:16 pm picturesofcorgis.com 3:17 pm picturesofcorgis.com 3:18 pm picturesofcorgis.com 3:19 pm picturesofcorgis.com 3:20 pm picturesofcorgis.com 3:21 pm picturesofcorgis.com downloads 3:22 pm picturesofcorgis.com 3:23 pm picturesofcorgis.com 3:24 pm picturesofcorgis.com 3:25 pm picturesofcorgis.com 3:26 pm picturesofcorgis.com 24 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Language matters 25 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Language matters Opera (mobile) Firefox Focus (mobile) 26 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

https:// Browsers’ disclosures make a difference 27 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

RQ: Do disclosures impact misconceptions of private Your Secrets Are Safe : browsing mode? If so, how? How Browsers’ Explanations Impact Misconceptions About Methodology: 460-participant Private Browsing Mode survey testing 13 disclosures in 20 scenarios Yuxi Wu, Panya Gupta, Miranda Wei, Yasemin Acar, Sascha Fahl, Blase Ur Results: Disclosures have an {yuxiwu,weim}@uchicago.edu impact and contribute to many misconceptions 28

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Roadmap 1. Why use private browsing mode? 2. Past work 3. Study motivation 4. Survey methodology 5. Results 6. Key takeaways 30 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Aggregate Confidence Males were 3.46 times more confident ... Younger participants were … Less time in private mode were more confident ... 31 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

What do we use private browsing for? 32

Disclosures vary 33 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode

Questions we anticipate getting: But no one reads disclosures? What were all of the correct answers, anyways? Have disclosures been updated since publication? What should disclosures say? 34 Yuxi Wu, Miranda Wei | Your Secrets Are Safe: How Browsers’ Explanations Impact Misconceptions About Private Browsing Mode