Network intrusion detection systems (NIDS) use signature-based detection of malicious software, or malware, to identify suspicious patterns in network traffic. Malware can be disguised by changing dat...
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Packet classification is a critical factor affecting the quality of service and security on Internet protocol and other packet-based networks.  Packet classification involves matching incoming inform...
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Silicon is a relatively inexpensive material for making integrated power amplifiers for communications devices such as cell phones; however, these power amplifiers are generally limited to low power a...
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Network intrusion detection systems (NIDS) can help protect computer networks from worms, viruses and other malicious software. Today’s NIDS rely on a set of simple signatures to identify malicious ...
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UW-Madison researchers previously described a system of analyzing malicious network traffic to automatically generate signatures that may be used by a network intrusion detection system (NIDS) to prot...
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Only a limited number of communication frequencies are available for wireless communications. As wireless devices become more widespread, those frequencies are being used up. Additional, higher frequ...
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Wireless local area networks (WLANs) are utilized by organizations such as businesses, universities and airports to provide wireless connectivity to mobile users. As usage increases, maximizing data t...
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Information is transmitted through networks as data packets, which include information to help routers determine which action to perform on each packet. To implement services with the capability to di...
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The wireless connection of devices such as portable computers to the Internet allows a user to work at a variety of locations, but the connection typically is suspended when moving between locations. ...
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Network intrusion detection systems (NIDS) alert a system administrator each time an intruder attempts to penetrate the network. A signature-based NIDS (see WARF reference number P05038US) uses a tabl...
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Network intrusion detection systems (NIDS) help protect computer and telecommunication networks from worms, viruses and other malicious software, known as malware. NIDS rely on a set of signatures to ...
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Systems based on terahertz (THz) radiation technology show promise for communication and imaging applications.  These systems can penetrate through many materials and are sensitive enough to resonate...
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Wireless communication devices typically operate in one of two bands of the electromagnetic spectrum. The bands are divided into several channels set at center frequencies, but many partially overlap ...
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Wireless local area networks (WLANs) operate in a limited spectrum. As a result, WLANs require the efficient management of bandwidth to provide adequate access to networks. Computers and other devices...
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High-speed wireless data communications systems, such as wireless metropolitan area networks (MANs) operating with multiple input-multiple output (MIMO) systems, use multiple antennas on transmitters ...
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Detecting and stopping malware―viruses, trojans, bots and spyware―from infecting a computer is a challenge because of its rapidly changing nature. Existing techniques either use signature-based sc...
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Quantum-entanglement is a phenomenon in which the quantum states of two objects become correlated and remain correlated, even when the objects are physically separated from each other. Quantum-entangl...
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