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門禁系統DES和國密加密技術介紹
發布日期:2017-02-07 14:25:37

  MENJINXITONGYOUDESHEGUOMI2ZHONGCHANGJIANDEJIAMIJISHU,NEIME2ZHONGJIAMIJISHUDEYOUDIANSHISHENMENI?XIAMIANGUANGZHOUBOJIEDIANZIXIAOHUOBANJIUWEIDAJIAJIESHAORUXIA,HUANYINGCHAKAN!

  一、概述

  MENJINXITONGJINGGUOJISHINIANDEFAZHAN,WULUNSHICONGZONGXIANJIEGOU、CPUXUANXING,HUANSHIJISHUDECHENGSHUDU、GONGNENGDEWANBEIXING、XINGNENGDEKEKAOXINGDOUYOULEZHIDEFEIYUE。RANERRENMENGANSHOUZHUGAOKEJIGEITAMENDAILAIDEJIDABIANLIDETONGSHI,DUIYUYIXIETEDINGLINGYU、TEDINGQUYUYEDAILAILEZHUDUOBUANQUANYINSU。LIRU,XITONGXINXIZAODAOXIJI、ICKALUOJIJIAMIGUOCHENGZAODAOPOJIEDENGWENTICENGCHUBUQIONG,RUHELIYONGXINJISHUSHIMENJINXITONGDEANQUANFANGFANCUOSHIGENDESHANGKEJIDEFAZHAN、GENGYOUXIAODEZUZHIFANZUIXINGWEIDEFASHENG,JINERTISHENGMENJINXITONGDEANQUANXING,CHENGWEIGUANGDAMENJINXITONGCHANGJIAMIANLINDEWENTI。

  ZAIXUYAOKONGZHIRENYUANCHURUQINGKUANGDECHANGSUO,BIRURENYUANJIEDUANXINGLIUDONGDESHIYANSHI,BINGUANDEKEFANG,YOUTESHUXUQIUDEBAOMIBUMENDENGDENG,RUGUOSHIYONGKAKAIQIMEN,DAITICHUANTONGDECHURUZHENGHEYAOCHI,JIUNENGSHIGUANLIGONGZUOSHIXIANZIDONGHUA、ZHINENGHUA。BUDANYONGZHEFANGBIAN,GUANLIZHEYEFANGBIAN,ERQIEGONGZUOXIAOLVHEANQUANXINGDOUKEYIDADADITIGAO。

  GANYINGSHIJISHU,HUOCHENGZUOWUXIANPINLVBIANSHI(RFID)JISHU,SHIYIZHONGZAIKAPIANYUDUKAZHUANGZHIZHIJIANWUXUZHIJIEJIECHUDEQINGKUANGXIAJIUKEDUQUKASHANGXINXIDEFANGFA。SHIYONGGANYINGSHIDUKAQI,BUZAIHUIYINWEIJIECHUMOCAERYINQIKAPIANHEDUKASHEBEIDEMOSUN,ZAIYEWUXUJIANGKASAIRUKONGNEIHUOZAICICAONEISHUAKA,KAPIANZHIXUZAIDUKAQIDEDUKAFANWEINEIHUANGDONGJIKE。

博牛社区   SHEPINICKAYUDUKAJIZHIJIANSHIFEIJIXIEJIECHUDE,SUOYISHEPINICKATEBIESHIYONGYUDALIULIANGTONGGUODEMENJINXITONG。SHEPINICKAYUDUKAJIZHIJIANCAIYONGWUXIANDIANTONGXINJISHUJINXINGTONGXIN,ERWUXIANDIANBOZAIKONGJIANSHANGSHIKAIFANGDE,HENRONGYIBEIWAIBUJIEHUO,YINCIPUTONGBUHANCPUDELUOJIJIAMISHEPINICKADIKANGBULEZUIJIANDANDEMIMAGONGJI,TONGXINNEIRONGHENRONGYIBEIQIEQU、CUANGAIHEJIAMAOFUZHIDENG,QIANQUANXINGSHENZHIBURUPUTONGLUOJIJIAMIDEJIECHUSHIICKA。

  XIAMIANJIANGJIESHAOMENJINXITONGZHONGCHANGJIANDELIANGZHONGJIAMIJISHU。

  二、DES算法加密技術

  1977NIAN1YUE,MEIGUOZHENGFUJIANGIBMYANZHIDEYIZHONGCHENGJIMIMAXUANBUWEIGUOJIADESHUJUJIAMIBIAOZHUN。ZHEGEBIAOZHUNDEQUELICIJILEHENDAYIPICHANGSHANGQUSHIXIANJIAMISUANFADEYINGJIANHUA,YITIGAOCHULISUDU。ZHEZHONGMIMASHUDEHEXINSHICHENGJIBIANHUAN,ZAIYINGJIANCHANYEZHONGCHANGCHANGJIANCHENGWEI DES(Data Encryption Standard)。ZHEYANGYILAI,YOUYUKEYIDEDAOBIANYIGAOSUDEYINGJIAN,SUOYIFANGUOLAIYEGULILEXUDUOQITAYONGHUCAINADES。

博牛社区   DESSUANFAJIAMIJISHUXUANZELEDUICHENGMIMATIXI,DADUOSHUDUICHENGSUANFADEJIA/JIEMIMICHIXIANGTONG,CHENGXUSHEJIJIANDANKEKAO,ZIYUANKAIXIAOJIAOGONGYUEMIMAXIAO,YUNSUANSUDUGAO。QUEDINGSHIMICHIFENFA、JIAOHUANHEGUANLIDEGONGZUOLIANGDA。GUANLIFUWUQILIDEWEISUIJIXULIEFASHENGQICHANSHENG56WEIDEMICHI。RUOMICHI、BANRUOMICHIBEIZIDONGTICHU。ZHENGGEXITONGZHONGSUOYOUKAHEDUKAJIDOUBIANYOUCHANPINXILIEHAO,GUANLIFUWUQIZIDONGGEIMEIGECHANPINXULIEHAOYIXIANGYINGBUTONGDEMICHI,ZHICHENGMICHIBIAODAIYONG,WANCHENGMICHIFENPEI。DUICHENGMIMATIXIZHONGDEFENZUMIMASUANFAJINGCHANGYONGZAIICKASHANG,DESSUANFASUIRANLAOJIU,DANYONGHUIBIANYUYANSHIXIANHENFANGBIAN,YINCIHENDUOANQUANXINGYAOQIUBUSHIHENQIANGDEXITONGHUANSHIYOUXIANCAIYONGTA。

  DESSUANFASHIYONGSHIMEIYOURENHEZHUANLIHEXUKEZHENGFANGMIANDEXIANZHI。DESSUANFAJIAMIHEJIEMIKEYONGTONGYIGECHENGXU,ZHIYAOZAIDIEDAIMOWEIJIAGEXIAOBIANHUA,YINCIBIANCHENGFANGBIANJIANDAN。JIAQIANGLEZHENGQUEXINGZHIXING。RUGUOJIANBIEYUBEIJIANBIESHUANGFANGYOUYIGEMEIYOUZHENGQUEZHIXINGGAIXIEYI,XIEYIDOUJIANGZHONGZHIGONGZUO。MEIYICIFASONGDESHUJUJUNYOUSUIJISHUBIANRU,DANGFASONGXIANGTONGDESHUJUSHI,MEICISUOCHUANSONGDEMIWENBUHUIZHONGFU。DIKANGZHONGFANGGONGJIYOUHENHAODEXIAOGUO。XUANYIGEHAODEWEISUIJISHUSHENGCHANSUANFA,NENGJINYIBUTIGONGANQUANXING。

  三、國密加密技術

博牛社区   GUOMIJIGUOJIAMIMAJURENDINGDEGUOCHANMIMASUANFA,JISHANGYONGMIMA。

博牛社区   WEILEBAOZHANGSHANGYONGMIMAANQUAN,GUOJIASHANGYONGMIMAGUANLIBANGONGSHIZHIDINGLEYIXILIEMIMABIAOZHUN,BAOKUOSSF33、SM1(SCB2)、SM2、SM3、SM4、SM7、SM9、ZUCHONGZHIMIMASUANFANEIDENGDENG。QIZHONGSSF33、SM1、SM4、SM7、ZUCHONGZHIMIMASHIDUICHENGSUANFA;SM2、SM9SHIFEIDUICHENGSUANFA;SM3SHIHAXISUANFA。MUQIANYIJINGGONGBUSUANFAWENBENDEBAOKUOZUCHONGZHIXULIEMIMASUANFA、SM2TUOYUANQUXIANGONGYAOMIMASUANFA、SM3MIMAZACOUSUANFA、SM4FENZUMIMASUANFADENG。

博牛社区   ZHICHIGUOJIAMIMAJUMIMASUANFADEFEIJIECHUSHIXINPIANKAPIANFENGMIQUANQIU、GEXINGGEYEXIANGZHENGCAIYONGDEPUJICHENGDUSHIGAIXINPIANCHANGJIASHILIAOWEIJIDE。JINGUANXINPIANCHANGJIATUICHULEYOUGUANSHENGJIXINPIAN,DANYOUYUJIAGE、JISHUPUJIDENGYINSUMEIYOUBEIDABUFENSHICHANGJIESHOU。WEILEBAOZHENGWOGUOZHINENGKASHICHANGJIANKANGYOUXUDEFAZHAN,ZAIGUOJIAMIMAGUANLIJUDEZHICHIHEZUZHIXIA,GAIMIMASUANFAYEDEDAOWOGUOZHONGDUOJICHENGDIANLUXINPIANCHANGSHANGDEJILITUICHONGHEZUNXUN,CHENGGONGTUICHULEXIANGGUANCHANPIN。

  GUOMIKAFAKALIUCHENGDATIKEFENWEISANGEBUZOU:KAJIEGOUJIANLI;MICHIXIERU;GERENHUACHULI。YINGDUIKAPIANJIEGOUJINXINGTONGYIGUIHUA,BAOKUOZHUWENJIAN,MICHIWENJIAN,GONGGONGXINXIJIBENXINXIWENJIAN,GERENJIBENXINXI,YINGYONGWENJIAN,JILUWENJIAN,MULUWENJIANDENG。MICHIXIERUBAOKUOFAKADANWEIZHUMICHI、ZHUANXIANGYINGYONGZIMICHI、GUANLIXINGMICHIDENG。MICHIFAKAZHONGXINJIZHONGXIERUHOUDECHUSHIHUAKAFENFAGEIFAKADANWEI。FAKADANWEIGENJUZIJIDEFAKADANWEIZHUMICHI,JINXINGBENDANWEIGERENJIBENXINXIWENJIAN、YINGYONGWENJIANZHUANGRU,BINGQIEBIAOMIANDAYINZHAOPIAN、XINGMINGDENG。ZHEYANGWANCHENGGERENHUACHULIDEKAPIAN,JIUKEFAGEICHIKAREN。ZUIHOU,CAIYONGGUOMISUANFADEFEIJIECHUICKAMENJINXITONGYICHENGGONGSHIYONGYUYOUGUANBUWEIDEXINJIANYUGAIZAOMENJINYIKATONGXITONG。

博牛社区   YISHANGJIUSHIGUANGZHOUBOJIEDIANZIXIAOHUOBANWEIDAJIADAILAIDEGUANYUMENJINXIYONGDEDESHEGUOMIJIAMIJISHUDEXIANGGUANJIESHAO,XIWANGDUIDAJIAYOUSUOBANGZHU!

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