This document outlines the course "Usable Privacy and Security" taught by Lorrie Cranor at Carnegie Mellon University in Spring 2008. It covers topics like what privacy is, privacy laws and regulations, issues with privacy policies, and risks to privacy from new technologies. It also discusses copyright, including what works are covered by copyright, copyright holder rights, and differences between copyright and patents/trademarks.

1. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/
IntroductionIntroduction

Group Members:
14: M Ali Shirwany
72: M Ali
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2. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/
ContentsContents
Privacy
Copyrights
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3. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/ 3
OutlineOutline
What is privacy?
Privacy laws and self-regulation
Privacy risks from personalization
Reducing privacy risks

4. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/ 4
What is privacy?What is privacy?

5. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/ 5
Hard to defineHard to define
“Privacy is a value so complex, so
entangled in competing and contradictory
dimensions, so engorged with various and
distinct meanings, that I sometimes despair
whether it can be usefully addressed at all.”
Robert C. Post, Three Concepts of Privacy,
89 Geo. L.J. 2087 (2001).

6. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/ 6
Realizing limited access and controlRealizing limited access and control
Limited access
• Laws to prohibit or limit collection, disclosure,
contact
• Technology to facilitate anonymous
transactions, minimize disclosure
Control
• Laws to mandate choice (opt-in/opt-out)
• Technology to facilitate informed consent, keep
track of and enforce privacy preferences

7. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/ 7
Privacy laws and self-regulationPrivacy laws and self-regulation

8. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/ 8
Privacy policiesPrivacy policies
Policies let consumers know about site’s
privacy practices
Consumers can then decide whether or not
practices are acceptable, when to opt-in or
opt-out, and who to do business with
The presence of privacy policies increases
consumer trust
What are some problems with privacy policies?

9. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/ 9
Privacy policy problemsPrivacy policy problems
BUT policies are often
• difficult to understand
• hard to find
• take a long time to read
• change without notice

10. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/ 10
Risks may be magnified in futureRisks may be magnified in future
Wireless location tracking
Semantic web applications
Ubiquitous computing

11. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/
WHAT IS COPYRIGHT?WHAT IS COPYRIGHT?
 Copyright is a form of protection given to
authors/creators of original works.
 This property right can be sold or transferred to
others.
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12. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/
COPYRIGHT LAWCOPYRIGHT LAW
 Copyright is a form of protection grounded in the
U.S. Constitution and granted by law for original
works of authorship.
 The current copyright law, the Copyright Act of
1976, is codified in Title 17 of the U.S. Code.
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13. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/
AUTHOR´S RIGHTSAUTHOR´S RIGHTS
 Copyright law assures ownership, which comes with several
rights, that the author has exclusively. For example:
• Make copies of the work
• Distribute copies of the work
• Perform the work publicly
• Display the work publicly
• Make derivative works
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14. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/
 The law provides certain ways in which copyright works
may be used without the need to first obtain permission
from the copyright holder - these include:
• Fair use (e.g. to make copies)
• Public domain
• Library privilege
• Copying for examinations and copying for instruction
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15. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/
COPYRIGHT PROTECTIONCOPYRIGHT PROTECTION
 Copyright covers both published and unpublished
works.
 Copyright protection is automatic at the moment the
work is created and fixed in a tangible form that it is
perceptible
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16. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/
COPYRIGHTABLE WORKSCOPYRIGHTABLE WORKS
 Literary works
 Dramatic works
 Musical works
 Artistic works
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17. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/
NON-COPYRIGHTABLE WORKSNON-COPYRIGHTABLE WORKS
Not everything is protected by copyright
law.
Copyright does not protect facts, ideas,
systems, or methods of operation.
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18. Usable Privacy and Security • Carnegie Mellon University • Spring 2008 • Lorrie Cranor • http://cups.cs.cmu.edu/courses/ups.html/
Copyright VS. Patent andCopyright VS. Patent and
TrademarkTrademark
 Copyright protects original works of authorship,
while a patent protects inventions or discoveries.
 A trademark protects words, phrases, symbols, or
designs identifying the source of the goods or
services of one party and distinguishing them from
those of others.
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