Virus always disseminates in computer fast. We rarely know its hidden movement. Virus could infect computer through flash disk, floppy disk, e-mail, internet downloads, and link area network (LAN) which connects a computer to others. We often find imitation email (mime). That is often as counterfeit of virus. Even, we usually downloads some files which containing some viruses.
Commonly, there are some indicators of computer attacked by virus:
- Computer access speed gets decreased than before. Even, it runs very slowly because of the hidden virus activity inside computer.
- Computer often restarts out of control. In this case, we’re always confuse and depressed, especially when we try to access task manager, antivirus, and other programs.
- Appearance some strange codes inside computer “property”
- Sometimes, some option is lost or cannot be accessed by operator, especially at folder option or others menu. We could not access registry editor, menu Run, command prompt, and others.
- Antivirus is not able to be accessed.
- Appearing the strange message, even that message tell us that “I’m not virus or Trojan”.
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