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[LarryMal]

A substitute server, or altogether a proxy, is a computer that acts as an go-between between the narcotic addict and the object server. Key, the client connects to the proxy server and requests the required resource located on another server. As a remedy for prototype, email or html page. The proxy then either connects to the specified server and obtains the resource from it, or returns the resource from its own cache.

Companies privilege consumption proxies to protect asylum, look up network performance, and access “irrelevant” resources. Individuals consume proxies to anonymize above or ignore access restrictions.

Proxy process
Delegate treat
When talking about a factor, we usually mean a direct proxy server. Induct's consider that we are making a request, championing archetype, trying to suitable for to GitHub - log the URL, impel Enter. The delegate does not connect us to GitHub directly, but intercepts the reference and updates the solicit content by way of removing the arriving IP and changing the header. As a fruit, GitHub believes that the request came from another computer and sends the certain details not to us, but to the proxy server. The representative takes the GitHub dirt, verifies and sends the evidence to our computer.

How are delegate servers used?
Tired representative uses:

increasing network security at near encrypting requests;
preventing the interception of classified information;
blocking malicious sites and advertising;
caching sites to redeem

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traffic;
monitoring the use of a network channel;
kingdom blocking;
monitoring and logging интернет requests;
testing web resources when accessed from disparate IPs.
You can offer your options in the comments to the publication.

What are the types of substitute servers?
How a substitute server works: the simplest reason tenable
Unambiguous proxy is the simplest group; the delegate server settings are not even registered in the browser. A crystal clear factor simply intercepts new HTTP traffic. The drug gets the atmosphere that he is surfing the Internet without a factor server. Use lawsuit: filtering diversion websites in an eerie network.

An anonymous substitute not in any way transmits the patron's IP approach devote to the objective resource. A goodness choice if you don't require targeted advertising to track you or your location. A excessive anonymity representative does not cable any IP lecture or in person evidence and does not equalize identify itself as a proxy. During direction, the IP discourse changes periodically - this allows owing greatest confidentiality. The TOR browser uses this personification of agent server. Because IP changes, it is unusually ticklish to trace the documentation of requests.