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[...]... results Marconi was able to send wireless messages over a distance of ten miles with his patented radio equipment, and eventually across the English Channel In late 19 01, Marconi and his assistants built a wireless receiver in Newfoundland and intercepted the faint Morse code signaling of the letter “S” that had been sent across the Atlantic Ocean from a colleague in England It was astounding proof that... risk assessments, vulnerability assessments, and certification and accreditation Mike’s background includes positions as a brewery representative, liquor salesman, and cook at a greasy spoon diner Jackie Tucker is a Kansas-based Technical Consultant with over 14 years’ experience in technical writing, interface design, and Web development She has participated in all phases of software design at several... became more powerful, it became necessary to find a way to link them together to share memory, software, and information, and to find a way for them to communicate together Network technology to this point consisted of a mainframe that stored the information and performed the processes hooked to several “dumb terminals” that provided the input Ethernet was developed in the early 19 70s and was used to. .. PCs within a physical area to form what is known as a local area network (LAN) A LAN connects network devices over a short distance Common applications include offices, schools, and the home Sometimes businesses are composed of several LANs that are connected together Besides spanning a short distance, LANs have other distinctive attributes LANs typically are controlled, owned, and operated by a single... That Led to Wireless Wireless technology is the method of delivering data from one point to another without using physical wires, and includes radio, cellular, infrared, and satellite A historic perspective will provide you with a general understanding of the substantial evolution that has taken place in this area.The common wireless networks of today originated from many evolutionary stages of wireless. .. serve as the basis of modern electromagnetic technology Around the same time that Faraday worked with electromagnetism, an American professor named Joseph Henry became the first person to transmit a practical electrical signal As a watchmaker, he constructed batteries and experimented with magnets Henry was the first to wind insulated wires around an iron core to make electromagnets Henry worked on a theory... electrical and magnetic waves from wires and radiate Hertz served as inspiration to other researchers who scrambled to duplicate his results and further develop his findings Inventors from all across the world easily validated Hertz’s experiments, and the world prepared for a new era in radio, the wireless transmission of electromagnetic waves An Italian inventor called Guglielmo Marconi was particularly... Michael Faraday, an English scientific lecturer and scholar, was engrossed in magnets and magnetic effects In 18 31, Michael Faraday theorized that a changing magnetic field is necessary to induce a current in a nearby circuit.This theory is actually the definition of induction .To test his theory, he made a coil by wrapping a paper cylinder with wire He connected the coil to a device called a galvanometer,... Wired Equivalent Privacy (WEP) 388 WiFi Protected Access (WPA/WPA2) 388 Extensible Authentication Protocol (EAP) 389 Virtual Private Network (VPN) 389 Attacks 389 Attacks Against WEP 389 Attacks Against WPA 3 91 Attacks Against LEAP 3 91 Attacks Against VPN ... pass electric current through a cable that was underwater.The ultimate result of the demonstration was wireless communication by conduction, although it was not what he first intended Morse submerged a mile of insulated cable between Governor’s Island and Castle Garden in New York to prove that a current could pass through wire laid in water He transmitted a few characters successfully, but, much to . Media, Inc. in the United States and Canada. For information on rights, translations, and bulk sales, contact Matt Pedersen, Director of Sales and Rights, at Syngress Publishing; email matt@syng ress.com. certification and accreditation. Mike’s background includes positions as a brewery represen- tative, liquor salesman, and cook at a greasy spoon diner. Jackie Tucker is a Kansas-based Technical Consultant. Penetration Tester for a Federal Agency in the Washington, D.C., area. He has a wide range of information technology experience, including Web applications and database development, system administration,