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5. Banner 伪装
入侵者通常通过操作系统,服务及应用程序版本来攻击,漏洞列表和攻击程序也是按此来分类,所以我们有必要作点手脚来加大入侵的难度。 更改 /etc/issue,因为 reboot 后重新加载,所以编辑 /ect/rc.d/rc.local:
# This will overwrite /etc/issue at every boot. So, make any changes you
# want to make to /etc/issue here or you will lose them 页码:[1] [2] [3] [4] [5] 第1页、共5页 |
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