Glossaries: C

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Controller Area Network.


A message-based, multi-master serial protocol for transmitting and receiving vehicle data within a Controller Area Network (CAN). Sometimes written as “CANbus,” the CAN Bus connects multiple Electronic Control Units (ECUs) also known as nodes. Designed initially for automotive applications in 1983, the CAN Bus can be adapted to aerospace, commercial vehicles, industrial automation, and medical equipment.

Card Not Present (CNP)

The type of credit transaction where the merchant never sees the actual card. CNP has the obvious potential for fraud but is vital for newer services such as contactless mobile payments.


Code Division Multiple Access. Digital cellular phone service method that separates multiple transmissions over a finite frequency allocation using Spread Spectrum techniques (concept invented and patented by Hedy Lamar).

Cellular Modem

Allows a device to receive Internet access over the cellular mobile networks. Devices can also be configured to remotely connect to a server or device to enable off site access and data collection.

Cellular Router

Allows connected devices to access servers and devices by making an IP connection through the cellular mobile network. Routers allow for multiple devices to be connected and controlled, while built in Open VPN, IPSEC, PPTP, and L2TP, and offer extra device and data transfer security to keep your information safe.

Chief IoT Officer (CIoT)

One of the CxO class of corporate officers, the CIoT coordinates the integration of IoT into the enterprise. Successful CIoTs will break down silos between disciplines such as big data, data analytics, security, communications protocols, etc.


Chief IoT Officer.

Class 1 Bluetooth

Offers a greater wireless data transfer distance (over 100m, up to 1km) through using greater power consumption (100mW).

Class 2 Bluetooth

Short-range wireless data transmission (10-20m) which has low power consumption of around 2.5mW.