Mike Foster's IT Security & Best Practices Blog

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Viruses on Macs? Really?

Really. Two recent outbreaks have Mac users thinking about whether they need to consider more security.

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Is anti-virus obsolete?

The problem with anti-virus programs these days is that so many viruses come out every hour that anti-virus programs can hardly keep their list of virus signatures up to date. If your anti-virus program doesn’t know a virus is “bad” until hours after the virus arrived, you are still infected and it may be too […]

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Does it help not to open e-mail from strangers?

An executive recently wrote me, “I got a virus that infected our network because I opened an e-mail message from someone I didn’t recognize – I’ll never do that again!” While that strategy may help some, it is far from being a reliable way to protect your network. First of all, without performing some technical […]

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Should you be worried about the virus attack on April 1?

Yes, there is a lot of concern over a “really bad virus” attacking on April 1. Should you be concerned? In fact, many computers are already infected. The virus goes by the name of Conficker and it is also known as Downadup (and also Downup and Kido).  My advice remains the same as always: be […]

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Useful utility helps patch your computer

Out of date applications can be slow, have bugs, and even be security risks. If you have never tried the scans at www.secunia.com you may want to. There is a simple online version of the scan and also more in depth scans you can purchase. One of the most useful parts of the program is […]

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How’d That Virus Get Through My Firewall? It Probably Went AROUND It!

Have you ever had a virus infect your company IT network and someone say to you, “Wow. I don’t understand how that got through our firewall!” When that happens, there’s a good chance that someone brought the virus in from the outside by physically carrying a laptop or some form of removable media into the […]

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