When you download, of course we are in a state connected to the internet to the whole world wide. It means opening the possibility to receive the various problems that arise on the internet. Bot infected by a virus or spam, up to the use of copyright issues on the internet. According to Wikipedia, of all the viruses that circulated in the world, mostly intended to attack Windows-based operating system, even GNU / Linux.

Nearly 95% of viruses are computer viruses which based on Windows, the remaining 2% attacking Linux with kernel version below 1.4 (very very old kernel) and also Unix, as the source of Linux. 1% of attacking is to Mac OS 9, Max OS X (tiger, leopard). While the remaining 2% attacking on FreeBSD, OS/2 IBM and Sun Operating system. Here are some tips on how to secure yourself when downloading on the internet.

1. To prevent the use of copyright issues in cyberspace, it’s better if you use Open Source Programs (freeware) which spread quite a lot on the internet. The point is, if there is a free software, there is no reasons that we need to violate the copyrights of others. So, use programs that are deliberately distributed free by the manufacturer.

2. But if you do need a program that is shareware, try to buy a license to be legally.

3. To prevent the presence of viruses, spyware, malware and so on, it is recommended that you be more careful in choosing the file extension to be downloaded, especially file.exe extension. Usually on Windows, extension file from the virus is exe like a normal program. Because the virus is executable (.exe). The goal is of course to run a virus to be planted in the .exe file without the knowledge of its users.

4. If you get a file from the official site, it’s unlikely you will got the risk of infected by viruses. Remember to always check the md5.

5. If you get the file not from the official site, then it is recommended that you download the file with compressed like ZIP or RAR. Those files are the file that is compressed so that the security is more secure. Besides the small size of the file that makes the download process more quickly.

6. The most powerful way to prevent the virus into your computer when downloading is to install antivirus programs

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