A delegate server, or totally a factor, is a computer that acts as an mediator between the purchaser and the goal server. Foremost, the patient connects to the factor server and requests the required resource located on another server. On example, 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 permit proxies to protect guarantee, repair network performance, and access “irrelevant” resources. Individuals consume proxies to anonymize transport or bypass access restrictions.
Representative process
Factor process
When talking nearby a delegate, we inveterately mean a guide agent server. Betray's assume that we are making a demand, for the sake archetype, dispiriting to move out to GitHub - enter the URL, impel Enter. The delegate does not stick us to GitHub speedily, but intercepts the connection and updates the call for contentment sooner than removing the entering IP and changing the header. As a d‚nouement develop, GitHub believes that the demand came from another computer and sends the certain information not to us, but to the proxy server. The surrogate takes the GitHub bumf, verifies and sends the data to our computer.
How are delegate servers used?
Plain representative uses:
increasing network care past encrypting requests;
preventing the interception of private message;
blocking malicious sites and advertising;
caching sites to keep
vn proxy above;
monitoring the utility of a network channel;
domain blocking;
monitoring and logging интернет requests;
testing интернет resources when accessed from different IPs.
You can urge your options in the comments to the publication.
What are the types of proxy servers?
How a substitute server works: the simplest explanation admissible
On the level substitute is the simplest classification; the proxy server settings are not stable registered in the browser. A transparent factor modestly intercepts incoming HTTP traffic. The drug gets the notion that he is surfing the Internet without a proxy server. Put case: filtering production websites in an eye-opening network.
An anonymous delegate never transmits the patron's IP direct to the objective resource. A gentle option if you don't deficiency targeted advertising to misplace you or your location. A high anonymity agent does not transmit any IP location or close data and does not even categorize itself as a proxy. During direction, the IP address changes periodically - this allows on greatest confidentiality. The TOR browser uses this classification of proxy server. Because IP changes, it is unusually ticklish to dog the provenience of requests.