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An extranet is a controlled private network that allows access to partners, vendors and suppliers or an authorized set of customers – normally to a subset of the information accessible from an organization's intranet. An extranet is similar to a DMZ in that it provides access to needed services for authorized parties, without granting access ...
DMZ (computing) In computer security, a DMZ or demilitarized zone (sometimes referred to as a perimeter network or screened subnet) is a physical or logical subnetwork that contains and exposes an organization's external-facing services to an untrusted, usually larger, network such as the Internet. The purpose of a DMZ is to add an additional ...
Schematic depicting an intranet. An intranet is a computer network for sharing information, easier communication, collaboration tools, operational systems, and other computing services within an organization, usually to the exclusion of access by outsiders. [1] The term is used in contrast to public networks, such as the Internet, but uses the ...
Buzz Aldrin. Buzz Aldrin ( / ˈɔːldrɪn /; born Edwin Eugene Aldrin Jr.; January 20, 1930) is an American former astronaut, engineer and fighter pilot. He made three spacewalks as pilot of the 1966 Gemini 12 mission, and was the Lunar Module Eagle pilot on the 1969 Apollo 11 mission. He was the second person to walk on the Moon after mission ...
Neil Alden Armstrong (August 5, 1930 – August 25, 2012) was an American astronaut and aeronautical engineer who in 1969 became the first man to walk on the Moon. He was also a naval aviator, test pilot, and university professor . Armstrong was born and raised in Wapakoneta, Ohio. He entered Purdue University, studying aeronautical engineering ...
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Normandy landings Part of Operation Overlord and the Western Front of World War II Taxis to Hell – and Back – Into the Jaws of Death, an iconic image of men of the 16th Infantry Regiment, US 1st Infantry Division wading ashore from their landing craft on Omaha Beach on the morning of 6 June 1944 Date 6 June 1944 ; 79 years ago (6 June 1944) Location Normandy, France 49°20′N 0°36′W ...
Lockheed XP-58. The Lockheed P-38 Lightning is an American single-seat, twin piston-engined fighter aircraft that was used during World War II. Developed for the United States Army Air Corps (USAAC) by the Lockheed Corporation, the P-38 incorporated a distinctive twin-boom design with a central nacelle containing the cockpit and armament.