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A proxy server may reside on the user's local computer, or at any point between the user's computer and destination servers on the Internet. A proxy server that passes unmodified requests and responses is usually called a gateway or sometimes a tunneling proxy. A forward proxy is an Internet-facing proxy used to retrieve data from a wide range ...
Proxy (statistics) In statistics, a proxy or proxy variable is a variable that is not in itself directly relevant, but that serves in place of an unobservable or immeasurable variable. [1] In order for a variable to be a good proxy, it must have a close correlation, not necessarily linear, with the variable of interest.
Anonymous proxy. An anonymizer or an anonymous proxy is a tool that attempts to make activity on the Internet untraceable. It is a proxy server computer that acts as an intermediary and privacy shield between a client computer and the rest of the Internet. It accesses the Internet on the user's behalf, protecting personal information of the ...
Open proxy. An open proxy is a type of proxy server that is accessible by any Internet user. Generally, a proxy server only allows users within a network group (i.e. a closed proxy) to store and forward Internet services such as DNS or web pages to reduce and control the bandwidth used by the group. With an open proxy, however, any user on the ...
In political science, a proxy war is as an armed conflict fought between two belligerents, wherein one belligerent is a non-state actor supported by an external third-party power. In the term proxy war , the non-state actor is the proxy , yet both belligerents in a proxy war can be considered proxies if both are receiving foreign military aid ...
In computer networks, a reverse proxy or surrogate server is a proxy server that appears to any client to be an ordinary web server, but in reality merely acts as an intermediary that forwards the client's requests to one or more ordinary web servers. [1] [2] Reverse proxies help increase scalability, performance, resilience, and security, but ...
Proxy (climate) In the study of past climates ("paleoclimatology"), climate proxies are preserved physical characteristics of the past that stand in for direct meteorological measurements [1] and enable scientists to reconstruct the climatic conditions over a longer fraction of the Earth's history. Reliable global records of climate only began ...
Healthcare proxy. In the field of medicine, a healthcare proxy (commonly referred to as HCP) is a document (legal instrument) with which a patient (primary individual) appoints an agent to legally make healthcare decisions on behalf of the patient, when the patient is incapable of making and executing the healthcare decisions stipulated in the ...
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