【文章內(nèi)容簡介】 屏幕的歡迎消息 .................................................................................................107 強制自動注銷 .....................................................................................................................107 限制 Root 只可從控制臺存取 ...........................................................................................108 數(shù)據(jù)保護 .....................................................................................................................................109 安全事件審計 .......................................................................................................................117 設(shè)定事件審計 .....................................................................................................................117 檢視 Cron 檔案 ..........................................................................................................119 網(wǎng)絡(luò)服務(wù)設(shè)定 .......................................................................................................................120 設(shè)置 OpenBoot 的安全 ........................................................................................................120 設(shè)置堆棧溢出保護 ..............................................................................................................121 設(shè)置 id 的啟動方式 ........................................................................................................122 增強 TCP 序列號強度 ........................................................................................................122 調(diào)整網(wǎng)絡(luò)參數(shù) ......................................................................................................................123 關(guān)閉不必要的服務(wù) .............................................................................................................125 關(guān)閉 BSD R 系列服務(wù) ......................................................................................................127 關(guān)閉 RPC 服務(wù) .................................................................................................................128 關(guān)閉 /etc/ 中的無用服務(wù) ..........................................................................................129 關(guān)閉其它不常用的服務(wù) ...................................................................................................131 關(guān)閉 TCP/UDP 小服務(wù) ....................................................................................................132 關(guān)閉 Time（時鐘同步）服務(wù) ..........................................................................................132 Tel 服務(wù) ...........................................................................................................................133 NFS 服務(wù)安全配置 ..............................................................................................................134 Xwindows ............................................................................................................................135 SNMP 服務(wù) ..........................................................................................................................136 Sendmail 的配置設(shè)定 .................................................................................................137 安裝 SSH Secure Shell .....................................................................................................138 架構(gòu) FTP...........................................................................................................................140 架構(gòu)名稱解析服務(wù) (DNS).................................................................................................142 架構(gòu)網(wǎng)站服務(wù)器 ...............................................................................................................148 TcpWrapper 安全配置 .......................................................................................................150 入侵檢測 .....................................................................................................................................1527 / 259 其它安全設(shè)定 .............................................................................................................................155 更新及修補 .........................................................................................................................155 其它安全注意事項 .............................................................................................................158 SUDO 安全配置 ..................................................................................................................159 殘留風(fēng)險規(guī)避 .............................................................................................................................163第六章 AIX 系統(tǒng)安全配置 .......................................................................................164 身分識別 .....................................................................................................................................164 賬戶設(shè)定 .............................................................................................................................164 推薦用戶屬性 .....................................................................................................................165 用戶帳戶控制 ..............................................................................................................166 登錄用戶標(biāo)識 ..............................................................................................................169 使用訪問控制表增強用戶安全性 ..............................................................................169 停用無用的賬戶 (Unnecessary Accounts) ...................................................................169 身分驗證 ...............................................................................................................................171 設(shè)定 BIOS 通行碼 ........................................................................................................171 設(shè)定賬戶密碼 ..............................................................................................................171 使用 /etc/passwd 文件 .................................................