security is based both on the difficulty of finding the secret key from the public key and the difficulty of determining the plaintext from the cryptogram. At present, the most common public-key cryptosystem is the RSA algorithm. The RSA cryptosystem is related to the difficulty of factoring large numbers. But it is conceivable that an entirely different way to break RSA can be discovered.(perhap
security incidents. Figure 1.2 indicates the conceptual structure of the security planning cycle. Reassessment of threat should take into account not just the level of threat, but also perceived trends, especially the type of weapons used and the techniques and tactics employed. Reassessment, if it is to be of any value in the preventative sense, should be based on accurate and timely intelligenc
1) Features of Korean Geographical Information Service
Followings are the very controversies of Korean U-tour information services based on electronic map; very complicated road and address system, plenty of mountain terrain, large gap of geographic information between metropolitan and regional areas, national security issues(There are problems of satellite images that may be revealing nation
Gulf War in the early 1990s.
No military support
Only Financial support
Comparison with Germany
Nationalism VS Nazism
War: Militarism > Nationalism
Elite-based idea
Elites in power again
No cause for the war
Japan’s restraint results from BANDWAGONING!
Definition of bandwagoning
Conditions favoring bandwagoning
Bandwagoning Japan and its security policy
Security principle로서 SOD는 transaction의 완료에 대한 책임을 둘 이상의 사용자에게 나누어주는 것을 말한다. 다시 말하면, 중대한 업무를 둘 이상의 사용자에게 나누어줌으로써 단독 사용자가 시스템을 손상시키는 것을 막도록 하는 것이다.
자주 사용되는 예를 들자면, purchase orders를 준비하는 역할과 허가