Archive for the ‘Web Security’ Category

Firewalls Make Things Better

If you have a high-speed Internet connection that’s always on, your home computer may be probed by a hacker at any hour of any day. These hackers are seeking an entree they can use to hide software that would allow the computer to be “zombied,” or controlled remotely.

And everyone who uses the Internet, even with a dial-up connection, may catch a computer virus.

fmtb“Probably every machine on the Internet is touched multiple times a day by one type of a scan or another,” says Jeff Carpenter, a manager with the Computer Emergency Response Team, a federally funded research center at Carnegie-Mellon University that responds to attacks on the Internet. He also runs the site Exchange-Mail.org, which concentrates on

Choosing Antivirus Programs

cavpWhen choosing an antivirus program, it’s important the program can detect and eliminate all types of viruses, even new ones that have just been created. The protection system must be able to quarantine the virus so it doesn’t spread. Most antivirus software manufacturers request that people send viruses-once quarantined with the antivirus program–to their research center, for purposes of learning more about the virus and recording the virus definition. “When Symantec receives an infected file from someone,” explains Garcia, “we are able to clean the file and return it to the user virus free. We then keep the virus for research purposes.”