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Chapter 10 Privacy and Other Social Issues. Old Florida saying Only two things in the water after dark. Gators and gator food.

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Presentation on theme: "Chapter 10 Privacy and Other Social Issues. Old Florida saying Only two things in the water after dark. Gators and gator food."— Presentation transcript:

1 Chapter 10 Privacy and Other Social Issues

2 Old Florida saying Only two things in the water after dark. Gators and gator food.

3 Arthur C. Clarke, science fiction author Any sufficiently advanced technology is indistinguishable from magic.

4 Copyright © 2003, Addison-Wesley The FUD Factor Fear, uncertainty, and doubt What you do not know can hurt you The gators in Upper Myakka Lake The lowlifes on the Web Online access opens new opportunities A little knowledge is your best defense

5 Scott McNealy, CEO, Sun Microsystems, Inc. You have zero privacy. Get over it.

6 Copyright © 2003, Addison-Wesley What Is Privacy? Freedom from observation, intrusion, or attention of others Society’s needs sometimes trump individual privacy Privacy rights are not absolute Balance needed Individual rights Society’s need

7 Copyright © 2003, Addison-Wesley Some Privacy Issues and Tools Issues Industrial espionage Information theft Data modification Software modification Pirated software Snooping Tracking Identity theft Perpetrators &Tools Hackers Script kiddies Viruses and worms Cookies Backdoors Denial of service Packet sniffers IP spoofing TEMPEST

8 Copyright © 2003, Addison-Wesley Privacy and the Law No constitutional right to privacy The word “privacy” is not in the Constitution Congress has passed numerous laws Not particularly effective Issue is pace of change Privacy is a function of culture Privacy means different things in different countries and regions Serious problem on global Internet

9 Copyright © 2003, Addison-Wesley Figure 10.1 Some U.S. privacy laws. Year Title Intent 1970Fair Credit Reporting Act Limits the distribution of credit reports to those who need to know. 1974Privacy ActEstablishes the right to be informed about personal information on government databases. 1978Right to Financial Privacy Act Prohibits the federal government from examining personal financial accounts without due cause. 1986Electronic Communications Privacy Act Prohibits the federal government from monitoring personal e-mail without a subpoena. 1988Video Privacy Protection Act Prohibits disclosing video rental records without customer consent or a court order. 2001Patriot ActStreamlines federal surveillance guidelines to simplify tracking possible terrorists.

10 Copyright © 2003, Addison-Wesley Collecting Personal Information Notice/awareness You must be told when and why Choice/consent Opt-in or opt-out Access/participation You can access and suggest corrections Integrity/security Collecting party is responsible Enforcement/redress You can seek legal remedies

11 Copyright © 2003, Addison-Wesley Figure 10. 3 Amazon.com’s privacy policy.

12 Copyright © 2003, Addison-Wesley Figure 10.4 Dell displays the BBB seal. Seal of approval BBB TRUSTe WebTrust Enhances Web site’s credibility

13 Copyright © 2003, Addison-Wesley Collecting Personal Information Often voluntary Filling out a form Registering for a prize Supermarket “Rewards” cards Legal, involuntary sources Demographics Change of address Various directories Government records

14 Copyright © 2003, Addison-Wesley Figure 10.5 Online personal information.

15 Copyright © 2003, Addison-Wesley Completing the Picture Aggregation Combining data from multiple sources Complete dossier Demographics Finding missing pieces Browser supplied data – TCP/IP Public forums – monitoring Samurai

16 Copyright © 2003, Addison-Wesley Capturing Clickstream Data Record of individual’s Internet activity Web sites and newsgroups visited Incoming and outgoing e-mail addresses Tracking Secretly collecting clickstream data ISP in perfect position to track you All transactions go through ISP Using cookies Using Web bugs

17 Copyright © 2003, Addison-Wesley Figure 10.6 Tracking with cookies. Client requests Acme page Acme returns page Client requests embedded banner from Gotcha Gotcha returns banner and cookie

18 Copyright © 2003, Addison-Wesley Figure 10.7 A cookie from DoubleClick. “Gotcha” and DoubleClick sell aggregated data

19 Copyright © 2003, Addison-Wesley Tracking with Web Bugs Web bug – single-pixel clear GIF Image reference buried in HTML Browser requests image Server returns bug plus cookie Request provides clickstream data Difficult to spot a Web bug Web bug in HTML formatted e-mail Secret return receipt

20 Copyright © 2003, Addison-Wesley Figure 10.8 A demonstration Web bug. This Web bug is designed to be seen

21 Copyright © 2003, Addison-Wesley Figure 10.9 A Web bug buried in an e- mail message. Again, this one is designed to be seen

22 Copyright © 2003, Addison-Wesley Some Useful Sites Tracking http://privacy.net/track Illustration of how a company can track you http://www.acxiom.com/infobase Consumer, business, and telephone data A sense of what is available Cookies http://www.cookiecentral.com Everything you want to know about cookies

23 Copyright © 2003, Addison-Wesley Surveillance and Monitoring Surveillance Continual observation Tampa – facial scanning at Super Bowl Packet sniffing Monitoring The act of watching someone or something E-mail Web bugs Workplace monitoring is legal

24 Copyright © 2003, Addison-Wesley Surveillance and Monitoring Tools Spyware Sends collected data over back channel Snoopware Records target’s online activities Retrieved later Screen shots, logs, keystrokes Other surveillance/monitoring sources OnStar and GPS tracking E-ZPass systems Phone calls and credit card purchases

25 Copyright © 2003, Addison-Wesley Spam Electronic junk mail Hackers dislike spammers Flame attacks Spammers use anonymous remailers Mailing list sources Online personal information services Dictionary attack software Do not respond in any way!

26 Copyright © 2003, Addison-Wesley Anonymous Remailers Some good FAQs http://www.andrebacard.com/remail.html An example http://www.anonymizer.com What they know about you Not an endorsement

27 Copyright © 2003, Addison-Wesley Figure 10.10 This banner ad mimics a dialog box. Do not click OK. Fake banner ads like this one are very annoying Spawner – spawns its own pop-up ads Mouse-trapper Turns off browser’s Back button Disable pop-ups ad’s close button No way to close ad – must reboot Spam is a source of spawners and mouse-trappers

28 Copyright © 2003, Addison-Wesley Fraud The crime of obtaining money or some other benefit by deliberate deception. We will consider Identity theft Credit card fraud Scammers and con artists Financial swindles

29 Copyright © 2003, Addison-Wesley Identity Theft The act of using another person’s identity to surf the web, make purchases, etc. Not necessarily online Dumpster diving Shred those credit card offers Protect your social security number Protect your credit card number The Web simplifies identity theft

30 Copyright © 2003, Addison-Wesley Credit Card Fraud As old as credit cards Cost of doing business Can be controlled, but not eliminated Not necessarily online SSL reduces risk Greatest risk Attack on merchant’s database Attractive target

31 Copyright © 2003, Addison-Wesley Scammers and Con Artists Social engineering – ask for credit card Pyramid schemes or Ponzi schemes Cash flow depends on new participants Dialer programs Scam Web site terminates ISP connection Establish expensive long-distance connection Rogue Web sites Clones and misspelled URLs Auction fraud Shill bidding

32 Copyright © 2003, Addison-Wesley Financial Swindles Stock fraud Pump-and-dump Buy cheap stock Hype it online – chat rooms Dump it when price goes up Popular organized crime tool Fee for credit card or loan Requests for social security or credit card number

33 Copyright © 2003, Addison-Wesley Pornography and Gambling Online pornography is thriving business Worldwide distribution Free speech and free press protected by US Constitution Prosecution difficult Porn napping Taking over lapsed or innocent URLs Gambling, or gaming Legal in most states and offshore Who do you call? The police?

34 Copyright © 2003, Addison-Wesley Protecting Your Online Privacy Implement appropriate security measures Get a copy of your credit report Use: Junk e-mail account Anonymous remailer Stealth surfing service Common sense Deal with recognized, trusted e-retailers Keep important numbers and passwords secret Use good passwords If your computer acts strangely, find out why

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