| July 1, 2005 |
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By Natalia Pashkowsky |
Unsolicited junk email (spam) is now more than 80% of all email traffic. One study estimates that deleting junk emails costs almost $22 billion annually in lost productivity. Most people spend about three minutes a day deleting junk emails, which doesn’t sound like a lot of time, but when multiplied by the millions of people with Internet access, it means millions of hours – and dollars - wasted on spam. The second kind is even more insidious. These junk emails can pass along computer viruses, or links to computer viruses. New viruses (sometimes called “Trojan horses” or just “malware”) can allow the spammer to seize control of the infected and direct it to send even more junk emails. The combination of increasing numbers of novice computer users plus widely available high-speed Internet access is just too much for certain spammers to resist. As a result, the majority of junk emails now spew from innocent home computers caught in the grip of a spammer’s – virtual electronic “zombies” acting for their unseen evil masters. Why Am I Getting So Much Junk Email? It might be the fault of the unfortunately named January 2004 Can Spam Act. This law actually made junk email legal as long as the mailer complied – or appeared to comply - with certain simple requirements. This law also required bulk emailers to
provide a means for opting out of the mailing list, typically by including an “unsubscribe” link. The unintended result is that malicious spammers use the same innocent-appearing links to confirm that the email address is active, resulting in even more spam than before. If spam can’t be stopped, it can at least be managed. Second, there are junk email filters available that automatically detect and save spam to a junk email folder, just in case a few innocent emails might be caught by mistake. |
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| Third, there is an option in Outlook Express (for users of Windows XP, Service Pack 2) to “Block images and other external content in HTML e-mail”. Every time an email includes a web page, Outlook Express will ask if you want to download the image. If you don’t click “yes”, the sender will never know if your email address is active or not, and you will be spared whatever might be lurking there. Most email programs have a similar option. Most important is to realize that exposing your email address always involves risk. You can protect yourself by having more than one – you might have one “friends and family” address and another “public” address for Internet browsing. Then, if your “public” address starts to attract too much junk, you can easily change it. |
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