With the rapid development of internet and the computer technologies, the softwares of computers are becoming more and more diverse and intricate which make it increasingly difficult for us to find the vulnerabilities in the various softwares. Since the safety of the softwares is the most important fundament of the computer and telecommunication safeties, those prevailing safety softwares such as firewalls, IDS and virus cleaners cannot play the key role of protecting the systems without the guarantee of softwares' security.The recent researches in softwares' security mainly concentrate on how to develop secure softwares as well as detect and eliminant the vulnerabilities in the softwares. In this thesis the author mainly analyze and discuss the latter.This theis is arranged as follows. The possible safty BUGs and... |