Against the backdrop of continuously improving software and hardware processing capabilities,Firewall technology has played a more outstanding role in computer network security.Firstly,several common firewalls are introduced,such as packet filtering firewalls,proxy firewalls,and next-generation firewalls.Subsequently,the appli-cation strategies of Firewall technology in computer network security are elaborated from the aspects of monitoring network logs,strengthening security configuration,blocking virus intrusion,and setting access rules,in order to play a role in ensuring internal network security and maintaining user data privacy.
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