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高级Linux操作系统的安全管理技巧

减小字体 增大字体 作者:错新网  来源:www.cuoxin.com  发布时间:2014-2-25 19:39:52
 

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  YI、WENJIANXITONG

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股票官网  DANGRANJIANGSUOYOUZHUYAODEFENQUDOUSHEZHIWEIZHIDUSHIBUKENENGDE,YOUDEFENQURU/varDENG,QIZISHENDEXINGZHIJIUJUEDINGLEBUNENGJIANGTAMENSHEZHIWEIZHIDU,DANYINGGAIBUYUNXUTAJUYOUZHIXINGQUANXIAN。

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  RUGUONIDEGUANJIANDEWENJIANXITONGANZHUANGCHENGZHIDUDEBINGQIEWENJIANBEIBIAOJIWEIBUKEBIANDE,RUQINZHEBIXUZHONGXINANZHUANGXITONGCAINENGSHANCHUZHEIXIEBUKEBIANDEWENJIANDANZHEIHUILIKECHANSHENGBAOJING,ZHEIYANGJIUDADAJIANSHAOLEBEIFEIFARUQINDEJIHUI。

  ● BAOHUlogWENJIANDANGYUlogWENJIANHElogBEIFENYIQISHIYONGSHIBUKEBIANHEZHITIANJIAZHEILIANGZHONGWENJIANSHUXINGTEBIEYOUYONG。XITONGGUANLIYUANYINGGAIJIANGHUODONGDElogWENJIANSHUXINGSHEZHIWEIZHITIANJIA。DANGlogBEIGENGXINSHI,XINCHANSHENGDElogBEIFENWENJIANSHUXINGYINGGAISHEZHICHENGBUKEBIANDE,ERXINDEHUODONGDElogWENJIANSHUXINGYOUBIANCHENGLEZHITIANJIA。ZHEITONGCHANGXUYAOZAIlogGENGXINJIAOBENZHONGTIANJIAYIXIEKONGZHIMINGLING。

  ER、BEIFEN

  ZAIWANCHENGLinuxXITONGDEANZHUANGYIHOUYINGGAIDUIZHENGGEXITONGJINXINGBEIFEN,YIHOUKEYIGENJUZHEIGEBEIFENLAIYANZHENGXITONGDEWANZHENGXING,ZHEIYANGJIUKEYIFAXIANXITONGWENJIANSHIFOUBEIFEIFACUANGAIGUO。RUGUOFASHENGXITONGWENJIANYIJINGBEIPOHUAIDEQINGKUANG,YEKEYISHIYONGXITONGBEIFENLAIHUIFUDAOZHENGCHANGDEZHUANGTAI。

  ● CD-ROMBEIFENDANGQIANZUIHAODEXITONGBEIFENJIEZHIJIUSHICD-ROMGUANGPAN,YIHOUKEYIDINGQIJIANGXITONGYUGUANGPANNEIRONGJINXINGBIJIAOYIYANZHENGXITONGDEWANZHENGXINGSHIFOUZAODAOPOHUAI。RUGUODUIANQUANJIBIEDEYAOQIUTEBIEGAO,NEIMEKEYIJIANGGUANGPANSHEZHIWEIKEQIDONGDEBINGQIEJIANGYANZHENGGONGZUOZUOWEIXITONGQIDONGGUOCHENGDEYIBUFEN。ZHEIYANGZHIYAOKEYITONGGUOGUANGPANQIDONG,JIUSHUOMINGXITONGSHANGWEIBEIPOHUAIGUO。

  RUGUONICHUANGJIANLEYIGEZHIDUDEFENQU,NEIMEKEYIDINGQICONGGUANGPANYINGXIANGZHONGXINZHUANGZAITAMEN。JISHIXIANG/boot、/libHE/sbinZHEIYANGBUNENGBEIANZHUANGCHENGZHIDUDEFENQU,NIRENGRANKEYIGENJUGUANGPANYINGXIANGLAIJIANCHATAMEN,SHENZHIKEYIZAIQIDONGSHICONGLINGYIGEANQUANDEYINGXIANGZHONGXINXIAZAITAMEN。

股票官网  ● QITAFANGSHIDEBEIFENSUIRAN/etcZHONGDEXUDUOWENJIANJINGCHANGHUIBIANHUA,DAN/etcZHONGDEXUDUONEIRONGRENGRANKEYIFANGDAOGUANGPANSHANGYONGYUXITONGWANZHENGXINGYANZHENG。QITABUJINGCHANGJINXINGXIUGAIDEWENJIAN,KEYIBEIFENDAOLINGYIGEXITONG(RUCIDAI)HUOYASUODAOYIGEZHIDUDEMULUZHONG。ZHEIZHONGBANFAKEYIZAISHIYONGGUANGPANYINGXIANGJINXINGYANZHENGDEJICHUSHANGZAIJINXINGEWAIDEXITONGWANZHENGXINGJIANCHA。

  JIRANXIANZAIJUEDADUOSHUCAOZUOXITONGXIANZAIDOUZAISUIGUANGPANYIQITIGONGDE,ZHIZUOYIGECD-ROMJINJIQIDONGPANHUOYANZHENGPANCAOZUOQILAISHISHIFENFANGBIANDE,TASHIYIZHONGSHIFENYOUXIAOERYOUKEXINGDEYANZHENGFANGFA。

  SAN、GAIJINXITONGNEIBUANQUANJIZHI

股票官网  KEYITONGGUOGAIJINLinuxCAOZUOXITONGDENEIBUGONGNENGLAIFANGZHIHUANCHONGQUYICHUGONGJIZHEIZHONGPOHUAILIJIQIANGQUEYOUZUINANYUFANGDEGONGJIFANGSHI,SUIRANZHEIYANGDEGAIJINXUYAOXITONGGUANLIYUANJUYOUXIANGDANGFENGFUDEJINGYANHEJIQIAO,DANDUIYUXUDUODUIANQUANJIBIEYAOQIUGAODELinuxXITONGLAIJIANGHAISHIHENYOUBIYAODE。

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  BUKEZHIXINGDEZHANBUDINGYIJINGZAIXUDUOANQUANYOUJIANLIEBIAO(RUsecuredistros@nl.linux.org)ZHONGJINXINGFENFA,YONGHUHENRONGYIXIAZAIDAOTAMENDENG。

  ● StackGuardStackGuardSHIYIGESHIFENQIANGDADEANQUANBUDINGGONGJU。NIKEYISHIYONGJINGStackGuardXIUBUGUODEgccBANBENLAIZHONGXINBIANYIHELIANJIEGUANJIANDEYINGYONG。

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股票官网  XIANZAIYIJINGYOULEYIGESHIYONGLESafeGuardDELinuxBANBEN,YONGHUSHIYONGStackGuardJIANGHUIGENGJIARONGYI。SUIRANSHIYONGStackGuardHUIDAOZHIXITONGXINGNENGXIAJIANGYUE10~20%,DANTANENGGOUFANGZHIZHENGGEHUANCHONGQUYICHUZHEIYILEIGONGJI。

  ● ZENGJIAXINDEFANGWENKONGZHIGONGNENGLinuxDE2.3BANNEIHEZHENGSHITUZAIWENJIANXITONGZHONGSHIXIANYIGEFANGWENKONGZHILIEBIAO,ZHEIYAOKEYIZAIYUANLAIDESANLEI(owner、groupHEother)FANGWENKONGZHIJIZHIDEJICHUSHANGZAIZENGJIAGENGXIANGXIDEFANGWENKONGZHI。

  ZAI2.2HE2.3BANDELinuxNEIHEZHONGHAIJIANGKAIFAXINDEFANGWENKONGZHIGONGNENG,TAZUIZHONGJIANGHUIYINGXIANGDANGQIANYOUGUANext2WENJIANSHUXINGDEYIXIEWENTI。YUCHUANTONGDEJUYOUext2WENJIANXITONGXIANGBITATIGONGLEYIGEGENGJIAJINGQUEDEANQUANKONGZHIGONGNENG。YOULEZHEIGEXINDETEXING,YINGYONGCHENGXUJIANGNENGGOUZAIBUJUYOUCHAOYONGHUQUANXIANDEQINGKUANGXIAFANGWENMOUXIEXITONGZIYUAN,RUCHUSHITAOJIEDENG。

  ● JIYUGUIZEJIDEFANGWENKONGZHIXIANZAIYOUGUANDELinuxTUANTIZHENGZAIKAIFAYIGEJIYUGUIZEDEFANGWENKONGZHI(RSBAC)XIANGMU,GAIXIANGMUSHENGCHENGNENGGOUSHILinuxCAOZUOXITONGSHIXIANB1JIDEANQUAN。RSBACSHIJIYUFANGWENKONGZHIDEKUOZHANKUANGJIABINGQIEKUOZHANLEXUDUOXITONGDIAOYONGFANGFA,TAZHICHIDUOZHONGBUTONGDEFANGWENHERENZHENGFANGFA。ZHEIDUIYUKUOZHANHEJIAQIANGLinuxXITONGDENEIBUHEBENDIANQUANSHIYIGEHENYOUYONGDE。


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