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A surrogate server, or openly a proxy, is a computer that acts as an mediator between the narcotic addict and the goal server. Key, the shopper connects to the proxy server and requests the required resource located on another server. After exemplar, email or html page. The surrogate then either connects to the specified server and obtains the resource from it, or returns the resource from its own cache.

Companies use proxies to guarantee asylum, repair network exhibition, and access “remote” resources. Individuals use proxies to anonymize above or avoid access restrictions.

Delegate take care of
Delegate process
When talking nearby a delegate, we regularly mean a guide agent server. Let's imagine that we are making a requisition, for example, trying to decamp a return to to GitHub - log the URL, press Enter. The delegate does not join us to GitHub speedily, but intercepts the reference and updates the call for essence by way of removing the entering IP and changing the header. As a result, GitHub believes that the demand came from another computer and sends the of the utmost importance details not to us, but to the substitute server. The factor takes the GitHub info, verifies and sends the statistics to our computer.

How are delegate servers used?
Common proxy uses:

increasing network security at near encrypting requests;
preventing the interception of classified message;
blocking malicious sites and advertising;
caching sites to save proxy tĩnh ping thấp movement;
monitoring the use of a network channel;
domain blocking;
monitoring and logging web requests;
testing web resources when accessed from unalike IPs.
You can suggest your options in the comments to the publication.

What are the types of proxy servers?
How a representative server works: the simplest excuse admissible
On the level representative is the simplest classification; the delegate server settings are not stable registered in the browser. A straightforward delegate plainly intercepts entering HTTP traffic. The drug gets the presentiment that he is surfing the Internet without a surrogate server. Bring into play anyway a lest: filtering diversion websites in an educative network.

An anonymous delegate never transmits the customer's IP direct to the end resource. A permissible option if you don't require targeted advertising to chase you or your location. A exuberant anonymity representative does not cable any IP location or in person matter and does not neutral recognize itself as a proxy. During enterprise, the IP discourse changes periodically - this allows in compensation maximum confidentiality. The TOR browser uses this classification of proxy server. Because IP changes, it is outrageously obstructive to dog the outset of requests.