2008년 6월 11일 수요일

정보기술개론 [11]


open-sources
what is “resistance”?
Resistance are tactics and means to oppose the strategies of “The Prince”
Prince means Microsoft,Google,Naver etc.
While the prince tries to “divide and conquer,” the resistance tries to overcome the imposed isolation.
Examples of “electronic disturbance"

• virus
• trojan horse
• worm
• bomb
• back door
Virus is a cracker program that searches out other programs and `infects' them by embedding a copy of itself in them.
Trojan horse is a program designed to break security or damage a system that is disguised as something else benign
Worm is a program that propagates itself over a network, reproducing itself as it goes.
Bomb is a code surreptitiously inserted in an application or OS that causes it to perform some destructive or security-compromising activity whenever specified conditions are met.
back door is a hole in the security of a system deliberately left in place by designers or maintainers.
Robert Morris's story is very exciting. He has many curiosity. He tried to measure entire size of
Internet. But in the course , He used "Worm" and He was the first person prosecuted.
Now He is MIT professor.
and We saw example of open source software.
I think resistance is needed. Because , Prince will stop resistance breaking into castle. In the course, Prince can know own badside and progress.

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