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29e CONFÉRENCE INTERNATIONALE DES COMMISSAIRES À LA PROTECTION DES DONNÉES ET DE LA VIE PRIVÉE 29 th INTERNATIONAL CONFERENCE OF DATA PROTECTION AND PRIVACY.

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Presentation on theme: "29e CONFÉRENCE INTERNATIONALE DES COMMISSAIRES À LA PROTECTION DES DONNÉES ET DE LA VIE PRIVÉE 29 th INTERNATIONAL CONFERENCE OF DATA PROTECTION AND PRIVACY."— Presentation transcript:

1 29e CONFÉRENCE INTERNATIONALE DES COMMISSAIRES À LA PROTECTION DES DONNÉES ET DE LA VIE PRIVÉE 29 th INTERNATIONAL CONFERENCE OF DATA PROTECTION AND PRIVACY COMMISSIONERS

2 Technology and Privacy Teresa Lunt Palo Alto Research Center Teresa Lunt Palo Alto Research Center In collaboration with Victoria Bellotti, Richard Chow, Glenn Durfee, Philippe Golle, Diana Smetters, Jessica Staddon, and others…

3 29e CONFÉRENCE INTERNATIONALE DES COMMISSAIRES À LA PROTECTION DES DONNÉES ET DE LA VIE PRIVÉE 29 th INTERNATIONAL CONFERENCE OF DATA PROTECTION AND PRIVACY COMMISSIONERS Gender ZIP code Date of Birth Cancer Type Patient Records Gender ZIP code Date of Birth Cancer Type Patient Records Voter Registration Name Street address … Gender ZIP code Date of Birth Voter Registration Name Street address … Gender ZIP code Date of Birth Hot Privacy Technology Research Identity management and access control –Credentials, reputation, pseudonyms, unlinkability, phishing Data privacy, data mining and inference control –Census data, medical data Location privacy –Location-based cell-phone services, friend locator Usable privacy –Privacy policy languages, automatic negotiation Anonymous communication –Web-browsing, censorship resistant publishing, voting Identity management and access control –Credentials, reputation, pseudonyms, unlinkability, phishing Data privacy, data mining and inference control –Census data, medical data Location privacy –Location-based cell-phone services, friend locator Usable privacy –Privacy policy languages, automatic negotiation Anonymous communication –Web-browsing, censorship resistant publishing, voting

4 29e CONFÉRENCE INTERNATIONALE DES COMMISSAIRES À LA PROTECTION DES DONNÉES ET DE LA VIE PRIVÉE 29 th INTERNATIONAL CONFERENCE OF DATA PROTECTION AND PRIVACY COMMISSIONERS Hot Privacy Technology Research Privacy in ubiquitous computing environments –Sensors, RFID tags Private information retrieval –Look-up of patents, medical conditions, DNA sequences Private computations (secure function evaluation) –Millionaire problem, collaborative forecasting, intrusion detection Search on encrypted data –Classification of encrypted s, encrypted documents And More… –Economics of privacy, policy, law, etc. Privacy in ubiquitous computing environments –Sensors, RFID tags Private information retrieval –Look-up of patents, medical conditions, DNA sequences Private computations (secure function evaluation) –Millionaire problem, collaborative forecasting, intrusion detection Search on encrypted data –Classification of encrypted s, encrypted documents And More… –Economics of privacy, policy, law, etc. Index i Record i Private Computation x y f (x, y)

5 29e CONFÉRENCE INTERNATIONALE DES COMMISSAIRES À LA PROTECTION DES DONNÉES ET DE LA VIE PRIVÉE 29 th INTERNATIONAL CONFERENCE OF DATA PROTECTION AND PRIVACY COMMISSIONERS Technology is a Moving Target Examples of current research at PARC –Ubiquitous Computing Embedded everywhere, often with sensors –Context Aware Computing Able to make inferences and act based on sensing –Social Computing Interaction and collaboration online –Privacy and Security Research Increased IT capabilities imply greater need for control Examples of current research at PARC –Ubiquitous Computing Embedded everywhere, often with sensors –Context Aware Computing Able to make inferences and act based on sensing –Social Computing Interaction and collaboration online –Privacy and Security Research Increased IT capabilities imply greater need for control

6 29e CONFÉRENCE INTERNATIONALE DES COMMISSAIRES À LA PROTECTION DES DONNÉES ET DE LA VIE PRIVÉE 29 th INTERNATIONAL CONFERENCE OF DATA PROTECTION AND PRIVACY COMMISSIONERS Ubicomp & sensor data Outsourced data Transaction data data source Privacy-preserving transformations and knowledge extraction privacy appliance customer query Information storefront Enable sale of transformed data while providing privacy protection for individuals represented in the data PARC started research here but more work is needed Privacy Appliance

7 29e CONFÉRENCE INTERNATIONALE DES COMMISSAIRES À LA PROTECTION DES DONNÉES ET DE LA VIE PRIVÉE 29 th INTERNATIONAL CONFERENCE OF DATA PROTECTION AND PRIVACY COMMISSIONERS Personal Privacy Appliance Profile Database Profile Database 3. She enables the mall to read her profile from her phone. No identity is needed 1. Her shopping and other activities are reported to her PPA 2. She synchs her phone with her profile Personal Privacy Appliance

8 29e CONFÉRENCE INTERNATIONALE DES COMMISSAIRES À LA PROTECTION DES DONNÉES ET DE LA VIE PRIVÉE 29 th INTERNATIONAL CONFERENCE OF DATA PROTECTION AND PRIVACY COMMISSIONERS User Control of Profile Dissemination Clothing Colors: B Size: 16 Extra tall Books History Mysteries Music Opera Baroque Children Aged 3 and 5 X X Privacy software in the PDA can inform the user of the privacy consequences of releasing certain data Stores could offer incentives to users to enable their profiles: coupons, discounts, … Users can disable portions of their profile when entering certain stores, friends houses, etc. Not sensitive Very sensitive Medium sensitive

9 29e CONFÉRENCE INTERNATIONALE DES COMMISSAIRES À LA PROTECTION DES DONNÉES ET DE LA VIE PRIVÉE 29 th INTERNATIONAL CONFERENCE OF DATA PROTECTION AND PRIVACY COMMISSIONERS In-document Security Credit Report Mortgage Application SSN: Social Security Number: Home Inspection Report Property Address: 1234 Main St. Fence with adjacent property, 1234 Elm St., is damaged. Property Appraisal Property Address: 1234 Main St. Property has view of Golden Gate Bridge. Police Report Atherton, CA …outside the apartment building… Property Address: 1234 Main St. Natural Language understanding aids content analysis Document appears different to people based on their access rights

10 29e CONFÉRENCE INTERNATIONALE DES COMMISSAIRES À LA PROTECTION DES DONNÉES ET DE LA VIE PRIVÉE 29 th INTERNATIONAL CONFERENCE OF DATA PROTECTION AND PRIVACY COMMISSIONERS Technology and privacy are often seen as opposing forces Privacy advocates feel like Sisyphus versus his stone But some technologists feel the same way Both sides need to work together continuously Technology and privacy are often seen as opposing forces Privacy advocates feel like Sisyphus versus his stone But some technologists feel the same way Both sides need to work together continuously Privacy Technology A Never-Ending Story


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