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Design And Research Of A Firewall System With Security Interaction Ability

Posted on:2007-10-12Degree:MasterType:Thesis
Country:ChinaCandidate:S ZhaoFull Text:PDF
GTID:2178360185494446Subject:Computer software and theory
Abstract/Summary:PDF Full Text Request
In the 21st century, the rapid development of computer networks has greatly changed our life style, and the human beings have entered an information age. Through the computer network, we can conveniently store, search and exchange information which brings great convenience for people in terms of working, living and entertaining. However, due to potential security loopholes TCP/IP agreement communities and inadequate security mechanisms, hackers seize the opportunity to illegally enter into the enterprise's internal network and visit, sabotage and tap data. Thus the issue of information security has become increasingly important, so how to protect their internal network resources and information from external attackers'vandalism or theft becomes an important issue needs to be dealt with by network security. These security problems caused by the use of computer networks is a big deal, which affect the lives of individuals, business contacts, economic activities, and even political and military affairs. Computer network security is created and developed to overcome these security problems to guarantee the security of the use of network. Because of its importance, the computer network security has attracted much attention, network security is becoming a very rapid developing field. In a very short time, there has been a variety of network security technologies which come out successively and whose development is continuing.Firewall is the main means of protecting network security, which is a barrier located in between the protected network and the external network to prevent unpredictable, potentially undermining illegal invasion. Through the monitoring, limitations and modifications to the data flow across the firewall, the firewall can...
Keywords/Search Tags:Network Security, Firewall, Packages
PDF Full Text Request
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