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But there are some essential security concepts you should at least be familiar with. Whether you are connected to the Internet or not, you should protect your system and your work from viruses. How concerned should you be that you will 'catch' one while surfing the Net, and that it will destroy your computer system, and everything on it ? What steps should you take to ensure that you are protected from the possible effects of a computer virus? Computer security is effective against computer viruses Small businesses have been warned to raise their awareness of internal IT security threats and tighten exit procedures for temporary staff following the conviction of a hacker for deleting business critical data A virus is a Program that connect itself to another program in the system memory or on a disk and propagate itself from one program to another. Viruses can damage the data, cause a computer breakdown, post messages, or remain in sleep The first aim of a virus is to multiply itself without being seen and then to damage your computer or the data when the virus is activated Macro viruses Boot sector Virus Executables programs Virus Logical bombs Trojan Horses Worms Companion Viruses Parasitic Viruses Link Viruses Cavity Infectors Key Logger Hoax D.O.S. Remember that although a firewall stops hackers from getting in, it will not remove any existing 'backdoor' software from your machine. For this, you need a good anti-virus product What is an anti virus ? The viruses has developed themselves very well and their forms are diversified, that is why it is capital to protect yourself with an anti-virus equipped with a viral based updating system. An anti-virus without any updating is useless. An anti virus is a software that is taking care of your micro by checking everything and analysing all the operations that you do. When a file represent an anomaly, the anti-virus inform you and destruct it. The anti-virus software is insuring a function of control of the integrity of all the stored data. Why to use an anti-virus? Even if you are not an important surfer, it is useful, even essential to get that kind of software on your PC, as a single disk can carry a virus. An anti-virus is the essential protection for an informatics system. It is essential to have a good anti-virus software and to keep it always activated and regularly updated. The updating allow your anti-virus to recognize the new viruses. Do not forget to also update your software. When a hacker find security holes in a software such as Microsoft Word, or Internet Explorer, he will be able to use it to penetrate into your system. Who needs anti-virus? Organizations that want to keep suspicious and virus infected email attachments from entering a local network Example of some viruses actions : - Files deleted - Obliteration of the 0 track of the hard disk - Graphic Animation - Execution of a song - Posting Degradation - Reduction of the computer capacities - Simulation of the system fatal error - Reboot of the machine - Data corruption - FAT Destruction - Reformatting ..... The Virus Problem is Exceedingly Costly : Despite the fact that viruses don't often cause the kinds of damage we originally feared, they are indeed a very expensive and productivity-draining problem which is only getting worse. NCSA's "Computer Virus Cost Analysis" shows the average computer site (with 1000 PCs) will spend more than $300,000 on computer virus clean-up this year! IT users in retail received 55.400 email viruses in 9 Months A survey of 200 European end user businesses by Frost & Sullivan recently showed that 20% of people deploy anti-virus protection via managed services Star Internet claims its research suggests that British Companies are wasting around ?3.2 billion a year on Spam or unwanted email. The Internet service provider claims that 95% of theses costs could be saved if companies used some form of email filtering IT companies were the prime targets according to 45% of hackers Cybergate can help you to protect your network by providing your company with the best security solution. Engineered to provide the highest level of protection while minimizing system administration and maintenance. Anti virus can help prevent costly related virus related network shutdowns by scanning or removing suspicious or infected email attachments before they enter a network. |
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