CS120: Lecture 17

1
CS120 Lecture 17

• MP Johnson
• Hunter
• mpjohnson_at_gmail.com

2
Agenda

• Online crypto AI examples
• Websites worth knowing
• News
• Search
• Tools
• Reference
• Utilities

3
Security examples

• Get PGP
• http//www.pgpi.org/
• Brute-force attack on RFID for cars
• http//www.rfidanalysis.org/
• Only 40bit keys

4
Security examples

• Now theres Google hacking
• inurl"ViewerFrame?Mode"
• intitle"Live View / - AXIS" inurlview/view.sht
  
• intitle"toshiba network camera - User Login"
• http//200.71.42.48/ViewerFrame?ModeMotionLangua
  ge0
• http//141.211.44.254/view/index.shtml
• http//66.186.226.189/view/index.shtml

5
AI Mind Turing Test

• Intelligent is as intelligent does
• Were persuaded of intelligence by interaction
• Conversation, tests
• Very hard problem natural language
• Conversely, think of dumb
• Imitation game ? Turing Test
• Turing

6
Eliza transcript

• H Men are all alike.
• E IN WHAT WAY
• H They're always bugging us about something or
  other.
• E CAN YOU THINK OF A SPECIFIC EXAMPLE
• H Well, my boyfriend made me come here.
• E YOUR BOYFRIEND MADE YOU COME HERE
• H He says I'm depressed much of the time.
• E I AM SORRY TO HEAR THAT YOU ARE DEPRESSED
• H It's true. I am unhappy.
• E DO YOU THINK COMING HERE WILL HELP YOU NOT TO
  BE UNHAPPY
• H I need some help, that much seems certain.
• E WHAT WOULD IT MEAN TO YOU IF YOU GOT SOME HELP
• H Perhaps I could learn to get along with my
  mother.
• E TELL ME MORE ABOUT YOUR FAMILY
• H My mother takes care of me.
• E WHO ELSE IN YOUR FAMILY TAKES CARE OF YOU
• H My father.
• E YOUR FATHER
• H You are like my father in some ways.

7
Weizenbaums Eliza

• Conversationalist as little more than a look-up
  table
• First tell me why you came here today
• Then
• mother/father/etc ? Tell me more about your
  family
• Some noun ? tell me more about ltthatgt
• Some noun ? is ltthatgt why you came here today?
• any question ? why do you ask?
• you ? We were discussing you -- not me
• Otherwise go on
• Or Im not sure I understand
• Very simple (non-intelligent) program
• Simple grammar, some memory, but not much more
• Real intelligence is general
• Not intelligent LUTs, books

8
AI examples

• Eliza
• Java http//chayden.net/eliza/Eliza.html
• Java http//www-cse.uta.edu/cook/ai1/lectures/ap
  plets/eliza/eliza.htm
• PHP http//www.manifestation.com/neurotoys/eliza.
  php3
• Modern incarnation AIMbots
• http//aimtoday.aol.com/features/main_redesign.adp
  ?fidaimbots
• wsj, moviefone, etc.

9
Websites News/links

• http//slashdot.org
• http//digg.com/
• http//del.icio.us/
• http//aldaily.com
• Google News http//news.google.com

10
Utilities

• Bugmenot http//bugmenot.com/
• Firefox extension http//roachfiend.com/archives/
  2005/02/07/bugmenot/
• TinyUrl http//tinyurl.com/
• Firefox extension page down
• Mailinator http//mailinator.com

11
Tools

• Firefox http//www.mozilla.org/products/firefox/
• Gmail http//gmail.com
• Google Maps http//maps.google.com
• Mobile http//www.google.com/gmm
• Google subway maps
• http//www.onnyturf.com/subwaymap.php
• http//nycsubway.eyebeamresearch.org
• Flickr http//flickr.com/
• http//flickr.com/photos/tags/ccny/

12
Reference

• Dictionaries http//dictionary.com/
• Google define
• Google spell-check http//www.google.com/search
  ?hlenqrelaventbtnGGoogleSearch
• Usage comparison with Google
• Wikipedia http//en.wikipedia.org
• http//en.wikipedia.org/wiki/Turing_Machine
• Uncyclopedia http//uncyclopedia.org
• Archive Wayback Machine http//archive.org
• http//web.archive.org/web/20001204202200/http//w
  ww10.cnn.com/

13
Search

• Google http//www.google.com
• Calculator
• site, inurl
• http//labs.google.com/
• Mobile maps http//www.google.com/gmm
• SMS http//www.google.com/sms/
• http//www.google.com/sms/howtouse.html
• Next week websearch
• Listen to clips on class site