OnlinePrivacyIssuesOverview-LorrieCranor.pptVIP

History and Philosophy Week 2 - September 7 Homework 1 Review /courses/fa05/hw1.html Any highlights from the reading you want to discuss? Collages Homework 2 /courses/fa05/hw2.html Finding info with search engines General purpose search engines Google, Yahoo, Altavista, A9, etc. Clustered searching Vivisimo, Dogpile Search CS research literature / / Advanced searching Boolean searching Operators: AND, OR, NOT, NEAR Implied operators: AND is often implied Parentheses for grouping Wildcards Quotes Getting to know the ins and outs of your favorite search engines Many search engines do not use pure boolean searching Most search engines have some special syntax Search engines use different algorithms to determine best match Advanced Googling See /TeachingLib/Guides/Internet/Google.html Ranks results using PageRank algorithm, taking into account popularity, importance, word proximity Special syntax intitle, inurl, site, intext, filetype, daterange, numrange Boolean operators: OR, - Fuzzy searching: ~, .., * Exact phrases: “” 10-term limit Special searches Definitions (define), calculator, area codes, flight searches, and more What is privacy? Westin “Privacy and Freedom” 1967 “Privacy is the claim of individuals, groups or institutions to determine for themselves when, how, and to what extent information about them is communicated to others” Privacy is not an absolute Westin’s four states of privacy Solitude individual separated form the group and freed form the observation of other persons Intimacy individual is part of a small unit Anonymity individual in public but still seeks and finds freedom from identification and surveillance Reserve the creation of a psychological barrier against unwanted intrusion - holding back communication Westin’s four functions of privacy Personal autonomy control when you go public about info Emotional release be yourself permissible deviations to social or institutional norms Self-evaluation Limited and protected communication In