Các phần mềm chống virus mới sẽ cần phải tải về các định nghĩa virus mới nhất. Các định nghĩa trên đĩa CD hoặc tải về có thể được ít nhất là vài tuần hoặc vài tháng tuổi, là một cõi đời đời trong thời gian Internet. Bạn có thể phải nói với các chương trình chống virus của bạn làm thế nào để kết nối với Internet. | Chapter 7 Ridding Your Computer of Viruses Jn This Chapter Figuring out the meaning of warning messages Locating quarantined files Fixing the damage done to your system here s a virus in your computer or at least you re pretty sure there is. You ll find out how to tell the difference and know what to do if it looks like there really is a virus in there somewhere. If you think there is a virus on your computer but you re not really sure flip over to Chapter 6 and find out for sure. Come on back here when you re done. The rest of us aren t going anywhere except on a virus hunt. Interpreting Warning Messages You may have seen a warning message that appeared to come from your antivirus program and said it found a virus. First response Separate fact from fiction. If your message was wholly contained within an e-mail message then it s most likely a spam junk message and one of two things is going on 11 Someone may be trying to trick you into visiting a Web site where you can really get infected with something. 100 Part II Deploying Your Antivirus Defenses 1 Someone may be trying to get you to input your creditcard number whether for some legitimate or often illegitimate reason. Both unsavory tricks are typical. If you re not sure you may want to grab a copy of Fighting Spam For Dummies also from Wiley and look into it further. Bottom line If the message comes from a stranger and your e-mail program shows an attachment don t open the message or the attachment until you re pretty sure of what you re dealing with. Warnings about incoming e-mail Different antivirus programs have different ways of showing you when a virus is detected in an e-mail message. Some slip a note into the mail message informing you that your program has removed a virus from a particular mail message. Others warn you with a pop-up window not a browser pop-up but one produced by your antivirus program when they detect a virus in a mail message. Most of the time the antivirus program removes the virus .
