Virus explained: What actually is it?
A Virus is a standalone program that is installed against the will of the user on the PC. The Virus is in a Software or in the operating system, causes damage and spreads more afterwards. The biological Virus that is causing disease makes it.
- A Virus you can catch on to the Computer in various Ways. Web pages and Mail attachments, the Virus can be started directly. Often, the Virus is installed in a program that releases the Virus to the Start on your System.
- The Virus is started, it searches various files it infects. This includes simple Word documents, Text files, scripts, libraries and any other files on a Computer can belong to.
- Viruses already exist since the early beginnings of the Computer. As there was not Internet at that time, spread viruses to other computers when infected files transferred via floppy disk to another PC. Now there are hardly any viruses, since the distribution on the Internet is much faster and more profitable. Instead of viruses, called worms, are found much more frequently.
- The word Virus is utilized by both Amateur as well as professionals, often as a Synonym for all pests. In addition to viruses, other malicious programs such as Trojans, worms, Spyware, Scareware and Ransomware category of Malware.
What a Virus does? (Image: SMART)
What does a computer virus?
Viruses can cause various types of damage.
- Viruses can cause various types of damage. In most cases, individual files or entire systems to be deleted. Part Excel were whirled files with the help of viruses by each other, so that some companies could be nothing more to do with their balance sheets.
- Damage to the Hardware are also possible, but rare. Among other things, a Virus can overclock the graphics card, so it overheats and fails.
- Since the pure destruction of files is not a financial Benefit for Criminals, viruses become uninteresting. Meanwhile, there are far more lucrative pests.
How do I know viruses?
A good Virus, the user is not or only very late to know that the PC is infected.
- Your Computer will strikingly slow down, it can be a sign of a Virus.
- In order to find a Virus and remove it, you need a virus Scanner. For this purpose, there are many free programs, such as Malwarebytes Malware Scanner.
- In order for the Virus not only on the PC, you will need an Anti-virus Software. Here, too, there are many free options.
In the next practical tip we will show you exactly what to do when a Virus is captured in.
