File encryption
Encryption is the most common and essentially the simplest way to protect any information. After all, it seems that it could be simpler to take the text, take some algorithm…

Continue reading →

Computer and vision
This article will focus on the effect of the computer on vision. Initially, the article was focused on CRT-monitors (tube), which could seriously impair vision with regular work on the…

Continue reading →

Why you should never use a free VPN
Today virtual networks are very popular for solving personal security issues on the Internet - VPN. More and more people use them to circumvent network censorship in countries where there…

Continue reading →

admit honestly

How to improve the noise characteristics of the system unit of a personal computer

When using a home personal computer to watch movies, listen to music or browse the Internet, especially at night, the noise of the system unit becomes especially noticeable. Permanent noise sources are active elements of cooling systems (ventilation) and hard disk drives.
Usually, several fans are installed in the system unit: on the processor heatsink, on the video card (if there is an active cooling system), for blowing the hard drive, for housing ventilation, in the power supply.

The most energy-intensive components of a personal computer are the central processor and video card. Accordingly, they have the most powerful cooling systems, which are the main sources of noise. On the other hand, since all modern processors, including graphic ones, are equipped with energy-saving functions, the heat dissipated by them under low loads is small. In this case, the fan or turbine of the cooling systems installed on them practically Continue reading

License Review Article

Before we talk about licenses, I would like to touch on the subject of licensing in order to clarify. So, licensing is most often designed to preserve the source code (source code) from encroachment. What is it? Literally, the computer code of a program in any programming language.

What advantages does it give? There are absolutely no ordinary users, but a programmer can easily determine by him the principle of the program’s work, be able to track all its actions, what is happening, why and for what. It’s like observing the construction of a house from the window of your apartment or working as an engineer at this construction site. You know the source code – you know all the secrets. Continue reading

WiFi router – what is it and how to choose it correctly

Nowadays it is already difficult to meet a person who does not use a computer and does not have his home. Often people buy several computers, many also have laptops and smart phones – communicators.

A router or router is a network device that performs the function of forwarding data packets between network segments, in other words, the device helps to build a network between computers connected to it and, if possible, connect to the Internet. More modern routers can additionally perform a number of useful functions – for example, you can restrict access to potentially dangerous sites, enable a firewall, encrypt traffic, and so on.

What is a WiFi router? Continue reading

Why you should never use a free VPN
Today virtual networks are very popular for solving personal security issues on the Internet - VPN. More and more people use them to circumvent network censorship in countries where there…

...

Destination of proxies and NAT
A proxy server is the link between users and the Internet. Proxy server - a server that is constantly on the Web, transmitting all requests from the user computer to…

...

Drivers & Firmware
Very often I come across a situation where I need to find and download drivers for various devices. Especially often this has to be done when repairing computers (reinstalling the…

...

Local Area Networks and the Internet
When a local area network is connected to the global Internet, one of the PCs, called a server, becomes a kind of conductor and connects to the Internet using a…

...