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In 2014, researchers introduced ″AirHopper″, a bifurcated attack pattern showing the feasibility of data exfiltration from an isolated computer to a nearby mobile phone, using FM frequency signals. [5] [6] In 2015, "BitWhisper", a covert signaling channel between air-gapped computers using thermal manipulations, was introduced.
An air gapped network (right) with no connection to a nearby internet-connected network (left) An air gap, air wall, air gapping [1] or disconnected network is a network security measure employed on one or more computers to ensure that a secure computer network is physically isolated from unsecured networks, such as the public Internet or an unsecured local area network. [2]
The photo was taken in a darkened room, with the camera's shutter open, and the flash was triggered by the sound of the shot using a microphone. Ultra-high-speed photo of a bullet travelling at about 870 metres per second (2,850 ft/s). Air-gap flash spectrum generated with a grating. Upper half shows the air-gap in daylight.
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The FBI has recently made public several photos from the investigation inside the Pentagon after the attacks of September 11, 2001. The images, posted to the FBI's records vault, give a new look ...
The attacks seem designed to force a change in the centrifuge's rotor speed, first raising the speed and then lowering it, likely with the intention of inducing excessive vibrations or distortions that would destroy the centrifuge.
The "tourist guy" standing on the roof of the World Trade Center, seemingly seconds before the plane hits the tower. The "tourist guy" was an internet phenomenon that featured a photograph of a tourist on the observation deck of the World Trade Center digitally altered to show a plane about to hit the tower in the background during the September 11 attacks. [1]
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