Proxy Server, from the English proxy - (authorized, representative), It is a server, responsible for the connection to the Internet. Its tasks include the storage of the most visited websites in the memory and hide the IP-addresses of network users. Thanks to the proxy server device, It is on the internal network nodes, not directly connected to computers on the Internet.
Opening websites through proxy servers
After selecting a website address browser connects to the proxy server, which is supported by a network, and sends a request for access to the selected page. If the proxy server has a current copy of the page, it sends it to our computer. If a copy of the page is missing or is not in its resources, proxy loads a page directly from the server, where it is, and creates a copy of it in their own resources.
Proxies and anonymous users
Proxies from Proxy-Sale.Com They offer a three-dimensional approach to the anonymity of the user's network. They guarantee complete anonymity, not sent to the server no information about the user and a connection. They are sent to the server connection information, set by the user, but do not provide the IP. They show the user's IP-address (the so-called transparent proxies).
Advantages and disadvantages of using proxies
Advantages of using proxy servers:
- They allow you to upload a website in a much shorter time (weaker anonymity settings, the faster loading pages).
- They facilitate communication, reducing the flow of data over long distances, thereby improve efficiency.
- They provide security and anonymity on the net.
- Они позволяют изменять IP-адрес – благодаря этому мы можем, eg, use the resources are not available to our region.
- They allow you to block URL-address (often used in schools and in the workplace).
Disadvantages of using proxy servers
- There may be problems with the proper configuration.
- You must enter a separate proxy for each service.
Proxy and cybercrime.
of course, use a proxy server also works well in the hands of cybercriminals. Популярная процедура – это использование нескольких серверов (often located in different countries). The longer the chain of proxy servers, the more difficult to track the source of attack. Sometimes it is impossible to find the criminals.