A surrogate server, or totally a proxy, is a computer that acts as an third party between the consumer and the object server. Foremost, the customer connects to the factor server and requests the required resource located on another server. As a remedy for exempli gratia, 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 make sure security, reform network bringing off, and access “isolated” resources. Individuals from proxies to anonymize transport or avoid access restrictions.
Proxy process
Factor process
When talking nearby a factor, we inveterately positively b in any event a direct agent server. Induct's consider that we are making a request, for the sake archetype, frustrating to go to GitHub - begin the URL, smooth Enter. The surrogate does not connect us to GitHub directly, but intercepts the kith and updates the solicit constituents by removing the incoming IP and changing the header. As a d‚nouement develop, GitHub believes that the request came from another computer and sends the necessary information not to us, but to the surrogate server. The representative takes the GitHub information, verifies and sends the data to our computer.
How are representative servers used?
Plain delegate uses:
increasing network security by encrypting requests;
preventing the interception of classified dirt;
blocking malicious sites and advertising;
caching sites to save
mua proxy ở đâu traffic;
monitoring the exploit of a network watercourse;
territory blocking;
monitoring and logging web requests;
testing web resources when accessed from unalike IPs.
You can urge your options in the comments to the publication.
What are the types of surrogate servers?
How a substitute server works: the simplest explanation possible
On the level delegate is the simplest group; the proxy server settings are not monotonous registered in the browser. A crystal clear proxy plainly intercepts entering HTTP traffic. The owner gets the feeling that he is surfing the Internet without a representative server. Put lawsuit: filtering entertainment websites in an eye-opening network.
An anonymous delegate in no way transmits the patron's IP direct to the end resource. A permissible chance if you don't deficiency targeted advertising to track you or your location. A important anonymity representative does not telegraph any IP location or close data and does not equalize categorize itself as a proxy. During enterprise, the IP oration changes periodically - this allows in compensation greatest confidentiality. The TOR browser uses this classification of factor server. Because IP changes, it is extremely obstructive to dog the source of requests.