110228 美国国家安全局 Redhat Enterprise Linux 5 安全加强设置手册

很好的网络安全管理参考。

http://www.nsa.gov/ia/_files/os/redhat/rhel5-guide-i731.pdf
Guide to the Secure Configuration of Red Hat Enterprise Linux 5
Revision 4.1
February 28, 2011
Operating Systems Division Unix Team of the Systems and Network Analysis Center
National Security Agency

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