計算機和網絡安全保密 -- Computer and Network Security

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	E-Commerce and Network Security 使用很難被猜到的密碼來保護你的帳號和文件。不要在未知網站下載軟件，它們很可能包含廣告軟件，間諜軟件，廣告木馬。打開email附件之前都要小心，記得做病毒掃瞄。經常做病毒掃瞄，經常更新你的病毒掃瞄軟件。用擦除器消除所有的網絡印跡和計算機操作歷史。使用防火牆以免你的計算機被入侵。計算機和網絡安全：使用很難被猜到的密碼。不要把它以明文的方式存在任何文件中。不要用你朋友的名字，你的生日當密碼，這些都很容易被猜到。取很難被猜到有容易記住的密碼的一個很好的方式是：取一句話每個字的首字母。例如用這句話「let us go to westlake to swim」用每個單此的首字母「lugtwts」當密碼。你的密碼最好既包含字母，又包含數字。不要在未知網站下載軟件，它們很可能包含廣告軟件，間諜軟件，廣告木馬。廣告軟件經常捆綁在一些你所安裝共享軟件和購買的商業軟件中。它們可能從你的計算機收集你的個人信息。它們也回佔用你的計算機機資源，讓電腦變得越來越慢。特洛伊木馬是一種有特殊目的的專門偷取數據，攻擊你的計算機的程序。打開email附件之前都要小心，記得做病毒掃瞄。當心隨著郵件發送的病毒和木馬。打開email附件之前記得做病毒掃瞄。不要運行任何.exe文件，即使發送自你的朋友，除非他們用電話或其它方式事先通知過你。經常做病毒掃瞄，經常更新你的病毒掃瞄軟件。設置你的計算機每次重啟動時病毒掃瞄，每天做病毒掃瞄。病毒掃瞄軟件能夠保護你的計算機不受病毒損害，但每天都有新的病毒出來，所以一定要經常更新你的病毒掃瞄軟件。用擦除器消除所有的網絡印跡和計算機操作歷史。擦除器能夠安全地消除你互聯網訪問歷史和你的計算機操作印跡以保護你的隱私。它也能夠發現和刪除廣告軟件，間諜軟件，木馬等，恢復你的計算機的默認設置。使用防火牆以免你的計算機被入侵。防火牆從兩個方向保護你的計算機：它過濾來自網絡的有潛在危險性的信息；它也阻止未經允許的人在你聯網時通過互聯網獲取你計算機中的信息。另外，當你不上網的時候，斷開網絡連接也是一種保護你的計算機不被入侵的好辦法。	電子商務和網絡安全 Use hard to guess passwords to protect your account and files Never down load software from anonymous site, they may be full of Adware, Spyware and Advertising Trojans Be careful to always do virus scan before open any email attachment file Do virus scan and update your virus-scan software frequently. Use eraser to cleans up all the Internet tracks and past computer activities. Use firewall to Protect your computer from Internet intruders. Computer and Network Security: Use hard to guess passwords. Don't save it as plain text in your file. Don't use your friend's name, your birthday as password, these are all easy to guess. A good way of choose a hard to guess but easy to remember password are to come up with a sentence like " let us go to westlake to swim", and use he first letter of every words "lugtwts" as your password. And it's much better if your passwords include letters as well as digits. Never download software from anonymous site, they may be full of Adware, Spyware and Advertising Trojans Adware are usually tied to a dodgy some shareware purchased commercial software you have installed, and may collect personal information from your computer. And they uses you computer resource and the machine become slower and slower. Trojan Horses are programs for the specific purpose of violating your privacy, stealing data, attacking your computer. Be careful to always do virus scan before open any email attachment file Be aware of virus and Trojan Horses sent via Email. Always remember to process virus check before download any email attachment. Never run any attached .exe file, even it's from your friends, unless they told you in advance via telephone or other way. Do virus scan and update your virus-scan software frequently. Schedule your computer to run virus-scanner every day, every time you restart your machine. Ati-virus software can protect your computer from known virus, but new virus come out very soon, so be sure to keep get regularly updates. Use erasers to clean up all the Internet tracks and past computer activities. Erasers can protect your privacy by securely eliminate your Internet activity history and the trace of your computer operations. It also can find and delete Adware, Spyware and Advertising Trojans, recover the system default settings, etc. Use firewall to protect your computer from Internet intruders. Firewall in two directions: firewall filtering out potentially dangerous types of data from the Internet, and also prevent unauthorized persons from accessing to your computer while you're connected to the Internet. Besides, when you are not online, disconnect your computer is a good way to Protect your computer from Internet intruders
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