Virtual firewall
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United States of America Patent
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Feb 28, 2012
Grant Date -
Jul 3, 2008
app pub date -
Dec 29, 2006
filing date -
Dec 29, 2006
priority date (Note) -
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Abstract
The present invention provides a firewall device that is divided into several virtual firewalls. The users in the Intranet are divided into several user groups based on different security policy demands. Each virtual firewall is equipped with the security policy of the corresponding user group. Each firewall manages one user group in the Intranet. Thus, the present invention reduces the complexity of the firewall management, reduces the extra cost of adding more firewalls and makes the management easier.
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