What Is a Proxy Server and How Does It Work

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What Is a Proxy Server and How Does It Work

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A proxy server is a device that translates traffic between programs or protocols. It is an intermediary server that separates unsuspecting clients from their intended destinations. Proxy servers offer varying degrees of performance, security, and privacy depending on the use case, requirements, or company policy. When using a proxy server, traffic passes through the proxy host before reaching the desired address. The request then returns through the same proxy host, and the isp proxies pass on the information it received from the site.

Improves Security

software protection hackA proxy server lessens the probability of data breaches incident. Proxy servers give an added layer of security among your servers and outside internet traffic. Because proxy servers can interface with the internet and requests access from outside the network. Hackers can access your proxy, but it will be difficult for them to reach the server running the Internet software that stores your information. With an IP proxy alone, you may not be able to keep hackers out wholly, but you won’t be as vulnerable.

Controls What Websites Employees Can Access

protection office accessNo company wants its employees to access unsecured or unauthorized websites on the company network. That’s why many internal networks are routed through a proxy host—once accessed through a proxy, network administrators control which devices have access to that network and which websites those devices can view. They can block unwanted content and specific websites that you don’t want employees to use during work hours.

Balance Internet Traffic to Avoid Disruptions

This can be related to the way proxy servers can cache information. Once they access certain websites, they save them for later. Thus, each time a cached page is requested, they can display it to the consumer more quickly. But remember that this is only possible if the proxy host has the requested web page in its regional cache. If it does not, it has to ask it from the World Wide Web, which does not necessarily speed up load times. This is true for free proxies: it’s one of the reasons why you should avoid them! But some expert proxy providers have unique information compression and internet caching technology that makes web browsing even faster. This is helpful when developing an app or a website that requires heavy usage of the internet.

Private Browsing

private browsing anonymityBoth individuals and businesses use proxy servers to surf the web more independently. Some proxy servers can change the IP address and other identifying data contained in the Internet request. This usually means that the destination host does not know who is making the initial request, keeping your private information and browsing habits much more personal. Any potential spies hoping to monitor traffic to determine the growth of your business will not have the ability to monitor your employees as easily if your business is constantly using a proxy. Any sensitive work done on the web will be better protected if a proxy first anonymizes it.