Posts Tagged navigation

Navy Fearing Hacks, Is Returning To Celestial Navigation

Posted by Brian in News on 14/Oct/2015 15:18

From The Telegraph:

…now the US navy is reinstating classes on celestial navigation for all new recruits, teaching the use of sextants – instruments made of mirrors used to calculate angles and plot directions – because of rising concerns that computers used to chart courses could be hacked or malfunction.

“We went away from celestial navigation because computers are great,” said Lt. Cmdr. Ryan Rogers, the deputy chairman of the naval academy’s Department of Seamanship and Navigation. “The problem is there’s no backup.”

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North Korea Developing EMP Bomb, Electronic Weapons

Posted by Brian in News, Threat Watch on 9/Mar/2011 14:16

From ABC News:

The North is believed to be nearing completion of an electromagnetic pulse bomb that, if exploded 25 miles above ground would cause irreversible damage to electrical and electronic devices such as mobile phones, computers, radio and radar, experts say.

The current attempts to interfere with GPS transmissions are coming from atop a modified truck-mounted Russian device. Pyongyang reportedly imported the GPS jamming system from Russia in early 2000 and has since developed two kinds of a modified version.

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