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81 Cards in this Set
- Front
- Back
an encryption standard that uses three separate key sizes and is based on the rijndael encryption algorithm
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advanced encryption standard (AES)
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a computer on a network that is dedicated to running applications and delivering applications to client computers
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application server
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the data transmission capacity of a communications channel. data signals are measured in bits per second; analog signals in hertz.
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bandwidth
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a wireless technology used in conjunction with standard Ethernet networks that allows data transfer rates between 200 and 700 Kbps up to a maximum range of 35 feet.
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bluetooth
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a device that connects two similar networks by simply transferring data without regard to the network format.
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bridge
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A term used to refer to communications channel that have high bandwidth
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Broadband
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A network arranged on a common backbone that connect all the Network Devices. If the backbone fails, the network becomes unusable
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Bus topology
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An encrypted message
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ciphertext
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The method used by the telephone network to temporarily connect one telephone with another for the duration of a call
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circuit switching
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A network where processing is split between workstations and the server
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Client / server mode
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Any pathway between the sender and receiver, channel may refer to a physical medium or frequency
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Communications channel
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A set of rules that ensures the orderly and accurate transmission and reception of data
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Communications protocol
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A specific procedure for encrypting and decrypting data
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Cryptographic algorithm
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The specific word, number, or phrase that must be used to encrypt or decrypt data
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Cryptographic key
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A method of responding to an attempt by two devices to use a data channel simultaneously
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CSMA/CD
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the process of converting ciphertext into plain text
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decryption
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A set of rules that allow network client computers to find and use the Internet address that corresponds to a domain name
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DHCP
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The process of assigning a drive letter to a storage device located on a different network WorkStation
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Drive mapping
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The process of scrambling or hiding information so that it cannot be understood without the key necessary to change it back into its original form
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Encryption
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A popular Network Technology in which network nodes are connected by coaxial cable or twisted pair wire
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Ethernet
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A type of network interface card designed to support Ethernet protocols
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Ethernet adapter
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A Network Computer that is dedicated to storing and distributing file to network clients
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Fileserver
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A network device that connects two dissimilar networks even if the networks use different protocols
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Gateway
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The process where a protocol helps two Network Devices communicate
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Handshaking
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A feature of windows 7 that quickly creates a peer to peer network for sharing files and printers
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homegroup
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a network technology that uses a building's existing phone lines to connect nodes
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homePNA
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a transmission technology that uses a frequency range just below the visible light spectrum to transport data
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infrared light
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unique identifying numbers assigned to each computer connected to the Internet
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IP address
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an interconnected group of computers and peripherals located within a relatively limited area, such as a building or campus
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LAN
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unauthorized access to a wireless network
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LAN jacking , also called war driving
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a unique identifier similar to a serial number assigned to networking equipment at time of manufacture
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MAC address
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a public high-speed network that can transmit voice and data within a range of 50 miles
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MAN
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electromagnetic waves with a frequency of at least 1 gigahertz; one type of channel for transmitting data over communications networks
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microwaves
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a small, wireless router that connects to a cellular data network, creating a mobile wifi hotspot
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mifi
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a wireless communications device that uses an array of antennas to transmit data over more than one channel
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MIMO
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a term that refers to communications channels that have low bandwidth
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narrowband
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storage devices that are designed to be attached directly to a network, rather than to a workstation or server
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NAS (network attached storage)
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any device, such as a gateway, hub, or router that is used to broadcast network data, boost signals, or route data to its destination
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network device (appliance)
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a network device that connects several nodes of local area network
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network hub
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circuitry, often on an expansion card mounted inside a computer, that transmits and receives data on a local area network
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network interface card (NIC, network card, network adapter)
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a device found at each intersection on the Internet backbone that examines the IP address of incoming data, and forwards the data toward its destination
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network router
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a network device that sends data to a specific address instead of broadcasting it over an entire network
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network switch
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a peripheral device that contains circuitry that allows it to be directly connected to a network, rather than connecting to a computer that transfers data to a network
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networked peripheral
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a connection point in a network
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node
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one of four sections of an IP address
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octet
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a small unit of data transmitted over a network
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packet
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a technology used by data communications networks, such as the Internet, where a message is divided into smaller units called "packets" for transmission
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packet switching
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an interconnected group of personal digital devices located within a range of about 30 ft
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PAN
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a method of using a network in which workstations act as both file servers and clients
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peer-to-peer mode
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the actual layout of network devices, wires, and cables
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physical topology
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a network formed by bluetooth devices
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piconet
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an original, unencrypted message
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plaintext , also called cleartext
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a network that uses a building's existing powerline cables to connect nodes; also called homeplug, hplc, or homeplc
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powerline network
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a device that controls a cluster of printers by distributing jobs that arrive in its print queue--a list of documents that require printing
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print server
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a variation of WPA encryption protocol for wireless networks in which the encryption key used by the router is the same for all client computers that connect to the network
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PSK (pre shared key)
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an encryption method that uses a pair of keys, a public key that encrypts the message, and a private key that decrypts it
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public key encryption (PKE)
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data that is broadcast and received via radio waves with a transceiver
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RF signals (radio frequency signals)
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a network in which all devices are connected in a circle with each device having exactly two neighbors
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ring topology
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a square plastic cable connector that resembles an oversized telephone connector, and is used to connect Ethernet device
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RJ45 connected
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on a network, resources such as hardware, software, and data, made available for authorized users to share
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shared resources
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a code that identifies a wireless network and is attached to every packet that travels on that network
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SSID
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a network configured with a central connection point or hub for all workstations and peripherals
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star topology
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encryption that is difficult to decrypt or "break" without the encryption key
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strong encryption
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an encryption key that is used for both encryption and decryption of messages
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symmetric key encryption
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an encryption key that is used for both encryption and decryption of messages
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symmetric key encryption
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a combination of a transmitter and a receiver used to send and receive data in the form of radio frequencies
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transceiver
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multiple star networks connected into a bus configuration by a backbone
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tree topology
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an interconnected group of computers and peripherals that covers a large geographical area, such as multiple branches of a cooperation
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WAN
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encryption that is relatively easy or simple to decrypt without the encryption key
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weak encryption
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an encryption algorithm used to protect data on wifi networks
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WEP
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an ethernet compatible wireless network that uses a 802.11a, b, g, n, and y standards
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wifi
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a type of network interface card that includes a transmitter and a receiver using wifi protocols
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wifi adapter, wifi card or wireless network controller
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a network that uses cables or wires to transmit data from one network device to another
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wired network
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a network device that connects several devices of a local area network by broadcasting signals to any device with compatible wifi cards
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wireless access point
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a wireless network in which devices broadcast directly to each other instead of to a central access point
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wireless ad-hoc network
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a security measure for wireless networks that scrambles data transmitted between network devices
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wireless encryption
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a wireless network in which devices communicate through a central access point
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wireless infrastructure network
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a network that uses radio or infrared signals to transmit data from one network device to another
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wireless network
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the encryption key used to encrypt and decrypt data that travels over a wireless network protected by WEP, WPA or WPA2
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wireless network key
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a network device that contains circuitry for a wireless access point and routing data to the Internet
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wireless router
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a method for encrypting data transmitted over wireless networks
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WPA
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