A surrogate server, or altogether a surrogate, is a computer that acts as an third party between the purchaser and the goal server. First, the customer connects to the proxy server and requests the required resource located on another server. For example, email or html page. The substitute 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 ensure asylum, improve network exhibition, and access “isolated” resources. Individuals from proxies to anonymize traffic or bypass access restrictions.
Representative treat
Factor technique
When talking nearby a delegate, we regularly assuredly a guide proxy server. Induct's consider that we are making a requisition, championing example, dispiriting to go to GitHub - enter the URL, cleave to Enter. The delegate does not stitch us to GitHub instantly, but intercepts the kith and updates the demand contentment by way of removing the new IP and changing the header. As a come about, GitHub believes that the demand came from another computer and sends the essential details not to us, but to the surrogate server. The surrogate takes the GitHub dirt, verifies and sends the figures to our computer.
How are agent servers used?
Common representative uses:
increasing network care at near encrypting requests;
preventing the interception of intimate dirt;
blocking malicious sites and advertising;
caching sites to redeem [url=https://www.linkedin.com/pulse/mua-proxy-gi%25C3%25A1-r%25E1%25BA%25BB-kh%25C3%25A1m-ph%25C3%25A1-s%25E1%25BB%25A9c-m%25E1%25BA%25A1nh-c%25E1%25BB%25A7a-socks5-v%25C3%25A0-http-schmidt-64psc]proxy việt[/url] movement;
monitoring the utility of a network watercourse;
territory blocking;
monitoring and logging интернет requests;
testing интернет resources when accessed from different IPs.
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What are the types of substitute servers?
How a delegate server works: the simplest reason admissible
On the level delegate is the simplest order; the proxy server settings are not stable registered in the browser. A transparent representative really intercepts entering HTTP traffic. The owner gets the feeling that he is surfing the Internet without a factor server. Use case: filtering production websites in an educational network.
An anonymous substitute in no way transmits the patron's IP address to the aim resource. A gentle chance if you don't lack targeted advertising to follow you or your location. A high anonymity representative does not transmit any IP oration or close statistics and does not equal identify itself as a proxy. During operation, the IP discourse changes periodically - this allows on maximum confidentiality. The TOR browser uses this classification of substitute server. Because IP changes, it is bloody difficult to dog the source of requests.
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