| With a plethora of computer viruses flooding the | | | | subsequently or non memory resident where the |
| cyberspace today, it has become extremely | | | | virus code runs each time a file is opened. |
| necessary for computer savvy to be fully armed | | | | Stealth: The stealth virus first attaches itself to |
| and ready against their attacks before they | | | | files on the computer and then attacks the |
| wreak havoc. Now a day’s Computer viruses | | | | computer. |
| have taken up corporate computers by large and | | | | Transmissible: Computer viruses are small |
| with a corporate computer as we are aware of | | | | software programs which can carry other similar |
| the situation are totally different in regard to that | | | | viruses, thereby making the virus dangerous. The |
| of a desktop pc. Once a virus have made it | | | | primary virus takes a shelter behind the other or |
| space on a local system of a corporate network | | | | gain assistance to infect a particular section of the |
| with no time it will be a major threat to the | | | | computer. |
| Server of that organization hampering and risking | | | | Permanence: Some viruses are able to ruin the |
| out the productivity and security concern of the | | | | functionality of different parts of the computer |
| organization. To protect your PC and server from | | | | such as CMOS battery or master boot record. If |
| viruses you need to install anti-virus software | | | | a computer is formatted and the infected |
| program and keep yourself updated with its latest | | | | application or program is still on a back up disk, |
| virus definitions available round the corner. | | | | the virus can easily re-infect the computer. |
| Outlined below are different properties a virus | | | | Viruses can affect files or applications in numerous |
| shows. However, not all the computer viruses | | | | ways. They usually attack .com, .exe, .sys, .bin, .pif |
| have common properties. | | | | or any other data files. Viruses have an ability to |
| Polymorphic: Some viruses have an ability to | | | | infect any file and often seek for executable files |
| change their code. This means a virus can carry | | | | or data files including word or excel document to |
| several amounts of similar variants. Email viruses | | | | replicate. |
| that keep on changing the subject or body of the | | | | Running an antivirus protection program is the |
| message to prevent recognition are believed to | | | | most convenient and a reliable way to remove |
| have same properties. | | | | computer viruses of all kinds. A few users also |
| Memory or non memory resident: A virus is | | | | use other aspects of the computer to detect the |
| either memory resident where the virus is first | | | | presence of virus or other malware matter. |
| loaded into memory and infects a computer | | | | |