Check out my latest article published in the Habif, Arogeti & Wynne, LLP bi-monthly newsletter.
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Corporate Computer Users
Typically, there is always a delay between a new virus release and the detection time. Given the prevalence and seriousness of the various Banking Trojans and other virus or spy/adware programs, it is recommended that businesses that use online banking/financial transactions adopt a strategy to isolate workstations where these activities are carried out to reduce the risk of infecting their entire network. This may include using a dedicated workstation for accessing financial accounts which is isolated from the rest of the local network and lock-down the internet except for the specific financial sites required to be accessed. Since viruses can also be spread using removable drives, systems that access financial information should have the ability to use these devices removed if possible to protect them from auto run-type threats that may be stored unknowingly on the device. All workstations should be using a centrally managed anti-virus application. An important benefit of a centrally managed product is the ability of infection alerts to be sent to key staff. If a computer becomes infected, the system will send a email or SMS message to a key contact who then can remove the computer from the network until it is cleaned. This can reduce the chance of a virus infecting the entire network. Through the managed system, one can see if a computer has not been updated with the latest virus definition or latest antivirus application version.
Home Computer User Protection
It is recommended that everyone uses a good anti-virus program. Some are paid subscriptions, while others are free. In most cases, the application installed by the computer manufacturer is a limited trial. The application will stop automatically updating itself within 3 -12 months of first use. It is very important to subscribe or find a free product before the trial expires. AVG (http://free.avg.com) and Avast (http://www.avast.com) both offer free personal editions of their anti-virus products. The free editions do not offer some of the advanced features, like firewall options that are available in their paid product. For most home users, the free edition is all they really need to protect them from viruses and spy/adware.
Other Security Tips
Think before you click on an email hyperlink. Do you really think grandma wants you to look at her vacation pictures when she does not own a computer?
Never e-mail or complete an online form with personal information like your social security number or bank account or pin number. The bank and IRS are not going to ask you to update your personal information in an email correspondence.
Be cautious when downloading plug-ins from websites. Make sure you understand what you are downloading and if you do not understand what the plug-in is going to provide do not download it.
You need to make sure YOU have your security protections in place. Make sure that you install updates for your computer’s operating system through Microsoft auto updates and update applications you have as they become available.
Do not install trial software from unknown vendors. The children’s game you just installed could also contain spy/adware or a virus. You should be cautious about installing software (esp. software that is too good to be true – e.g. download accelerators, spyware removal tools) & be conscientious about pop-ups from websites asking users to download/execute/or run otherwise privileged operations. Often this free software and these pop-ups have malware embedded.