山西11选5

【科普向】预防比特币病毒,这三招就够了


2017.05.16 09:47

最近出现危害很大的比特币病毒(勒索病毒),因为中毒的电脑文档数据被加密而无法使用,而解锁文档需要给黑客300美元等价的比特币。

山西11选5HENDUOTONGXUEBIAOSHIZHIJIEZHONGZHUANGXITONGGAODINGZHEIGEWENTI,RANERYOUJUHUASHUODEHAO,SHEBEIYOUJIASHUJUWUJIA,ZUIZHENGUIDEHAIZHENDESHISHUJU,BIRULAOYOUDELIANXIFANGSHI,GUOSHIQINRENDEXIANGPIAN,XIELEYINIANDEFANGAN,ZAIBIRUZHUNBEILEBANNIANDELUNWEN,HENDUODOUSHIWUFAZAISHENG。HENDUODOUBUJINSHIBINGLENGDESHUJU,ERSHICHENGZAIZHEWOMENDEHUIYIYUQINGGAN。

KEHENDESHIXIANJIEDUANZHINENGYIYUFANGWEIZHU,MUQIANRENGRANMEIYOUZHILIAODESHOUDUAN,RUGUOYIJINGZHONGDUDEPENGYOU,YAOMEBUYAOSHUJUZHIJIEZHONGZHUANGXITONG,YAOMEZHINENGHUA300MEIYUANJINEIGEHUNDANHEIKEBANGNIJIESUO。

DUIYUHAIMEIZHONGDUDEwindowsXITONGDEPENGYOUGAIZENMEZUONI?SUHUASHUOWANGYANGBULAO,WEISHIWEIWAN。BAOBUQIXIACIYOUHUICONGSHIJIEDENAGEJIAOLUOTIAOCHUYIGEZIXUYOURENGEDERENZHALIYONGNIDESHUJULAISUOYAOBAOCHOU。

那么首先是防止同一个网络其他设备感染到你,关闭你的文件共享和打印机共享服务,不要随意打开陌生人邮件。如果真的要打开可以用手机端打开邮件。

一、windows漏洞补丁修复/360安全卫士

windowsBUDINGXIUFU,KEYISHIYONG360DASHANGBUDING。

二、windows防火墙阻止445端口

1.YOUJIANWANGLUOBIAOZHI

2.DIANJIFANGHUOQIANG

3.RUGUOGUANBIFANGHUOQIANGDEJIDEKAIQI

山西11选54.DIANJIYUNXUHUOYINGYONGTONGGUOFANGHUOQIANG

5.XINJIANGUIZE

6.DIANJIDUANKOU

7.DIANJIZUZHI


三、网络手段阻止传播

TONGGUOWANGLUOSHOUDUANJIEJUECHUANBODEWENTI,KEYIZAIJIAOHUANJIDEDUANKOUJINZHITCP 445DUANKOUZAIJUYUWANGNEICHUANBO,DANGONGXIANGWENJIANHEDAYINJIJIUSHIYONGBULE。

BUZHOURUXIA:

1.DINGYIACLPIPEI445DUANKOU

山西11选5ip access-list extended test

permit tcp any any eq 445

permit tcp any eq 445 any

2.ZAIaccess-mapZHONGGUANLIANACLHEZHIXINGDONGZUO

vlan access-map btbbd 10

match ip address test

山西11选5action dorp

vlan access-map btbbd 20

action forward

3.ZAIvlanZHONGGUANLIANaccess-map

vlan filter btbbd vlan 10

山西11选5YISHANGMINGLINGZHUYAOCONGERCENGSHANGGUOLV445DUANKOUDESHUJUBAO,CONGERFANGZHIJUYUWANGNEICHUANBO。

总结

JIANYIDAJIAJISHIBEIFENSHUJU,DUIYUGUANJIANDESHUJUBUYAOZHICUNFANGYITAIDIANNAO,ZUOHAOBEIFENGONGZUO。


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