CS 110 Lecture Notes - Lecture 12: Online Shopping, Captcha, Morris Worm
Document Summary
Why do we need security: to protect money. Banks, financial transactions: to protect information. Government agencies: to ensure personal safety. Airlines, trains, bridges: to keep the bad guys out. Is what you are doing legit: more chances for error. Another wants a special character: more frustration. Inability to act: so(cid:373)eti(cid:373)es you just (cid:272)a(cid:374)"t do what you are e(cid:374)titled to do, Who are the bad guys: malware. Attaches itself to a program of file and spreads: worm. Has the ability to travel without any human interaction. From the merely annoying to causing serious damage. Can also create a back door: spyware. How do we achieve security: physical. Am i talking to the real site: authorization. Tying an object to permissions can be done individually: privacy. The ability to keeping info from being shared without your approval. Pii: name, ssi, bank account number. We (cid:272)a(cid:374) (cid:272)lose the (cid:271)ar(cid:374) door (cid:271)ut .
