Which proxy server to choose?
You can find many proxy servers in the web space. Some of them are open to the public. These are not the best choices. Their quality varies - unfortunately often poor. So they don't necessarily work. A much better solution is to use professional proxy servers offered by experienced companies. You can find them by going to, among others, https://www.localproxies.com/. The company offers local proxy servers that do a great job. The level of security in their case is extremely high.
What is the role of proxy servers?
The proxy servers used nowadays can, first of all, keep you safe. They hide your IP number. It is for this reason that hackers have much more difficult access to your computer. It also acts as a firewall. Its operation can be compared to a barrier that is placed between the internal network and the global computer network, i.e. the Internet. Proxy servers also allow you to bypass filters and blocks that have been set on your computer. Example? Thanks to them, you can surf even on servers blocked by the employer. Of course, this is not the best idea if we want to be fair to the boss.
You can use proxy servers primarily to ensure your safety on the network. If you decide to use them, you have to remember that their role can be much greater. At the same time, remember to choose only those whose quality leaves no doubt. Therefore, instead of choosing the free ones that you can find on the web, better choose professional proxy servers offered by qualified companies.