The allowable marginal cost of the targeted action of the visitor on the site.
Website performance is measured not by the site’s position in the TOP, and not by the number of visitors, although most often site owners track and pay for these metrics.…

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How to choose an internet provider?
If you are reading this article, then most likely you cannot imagine life without the Internet. Perhaps the Internet is already connected to you, but the quality of the service…

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Phone chats, a magazine with life hacks and more
The Internet has become so firmly entrenched in our lives that even those who started using it at a conscious age do not remember very firmly what we replaced this…

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authenticate

VPN Basic Concepts and Classification

The term VPN (Eng. “Virtual Private Network”) refers to a group of technologies that provide a network connection, or the so-called logical network, functioning on top of some other network, usually the Internet.

Although data is transferred to a VPN over networks with a low level of trust, thanks to the use of cryptography, the level of trust in a VPN can be arbitrarily high. Among the cryptography tools used are encryption, means to protect against changes in transmitted messages, public key infrastructure and authentication. Depending on the final destination, the VPN implements three types of connections: network-to-network, node-to-network and node-to-node.

VPN implementation and structure Continue reading

How to write articles. To help copywriters
Today, more and more people are trying themselves in copywriting. This is both good and bad. Good - because, as they say, the more professional the party, the more interesting…

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Present day viruses
There are a huge number of computer viruses in the world. To establish their exact number (along with all modifications and upgrades) no one is taken. Instead, it is customary…

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Turbologo - an online service for creating logos
For a company, a company logo is not just an element of style. This, in fact, is its business card on the market, which stands out among competitors. A well-thought-out…

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Destination of proxies and NAT
A proxy server is designed to mediate between a workstation and a worldwide network. The proxy computer passes user requests through itself and then returns the results received from Inetrnet.…

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