An Extensive Evaluation of the Internet's Open Proxies
Akshaya Mani, Tavish Vaidya, David Dworken, Micah Sherr · 2018
Open proxies forward traffic on behalf of any Internet user. Listed on open proxy aggregator sites, they are often used to bypass geographic region restrictions or circumvent censorship. Open proxies sometimes also provide a weak form of anonymity by concealing the requestor's IP address.