CheckSpam.com - Check Spam,Sadly, malicious programmers and the people who pay them are endlessly inventive. One of the newer forms of their evil creativity is something called a ‘rootkit’.
One of the traditional vulnerabilities of viruses, making them easier to deal with, has been their visibility. Executables containing viruses had names that were different from the standard programs found [...]
The Internet gives us the world at our fingertips. Unfortunately, sometimes those fingers belong to a child. While innocently surfing ‘the net’, children can be exposed to inappropriate material. They may accidentally reveal personal information, their own or their parents’ credit card data, for example.
The first line of defense is to teach your child how [...]
Fighting Fire With Firewalls
Personal firewalls offer a selection of protection levels depending on whether they’re connecting to a private network or the Internet. Computers in a home network, for example, will usually be allowed to share files and access common resources like printers without restriction. In this case, the firewall will allow more access than [...]
Network firewalls get the name from physical firewalls which prevent fire spreading from one section of a building to another. Firewalls are structures which strictly control access from one side to another.
That’s exactly what a network firewall does — restrict the flow of data and program instructions in or out of a system.
There are two [...]
For many people, computers have become a daily necessity. We use them for work, for correspondence and for entertainment. Many of the files are important documents and losing them would cost us time and money. Backups are the best way to prevent their permanent loss.
Don’t make the mistake of believing that backups are only for [...]
Less like the key, really, than a car - browsers provide the means for traveling around the Internet to interesting destinations. Unfortunately, sometimes uninvited passengers climb in. On rare occasions, they even ‘carjack’ you.
So, what to do?
Users have options, starting with browser selection. Internet Explorer still has over 90% of the ‘market’ (an odd term [...]
Windows NT, 2000, and XP have a service called Messenger that allows messages to be sent one way to a computer. This service is useful for administrators to send notices to individual computers, for example, to notify users who are connected to a server that it is going off line, or to notify a user [...]
