In the previous two articles, I described the hardware and software required to build an IoT device. These devices (the “Things” in the Internet of Things) are an essential part of an IoT system.

The Internet can be a dangerous place, wrought with fraud and data theft. To help protect your small business data it's a good idea to have a basic understanding of secure Internet protocols. These ...

Part 1 of this article looks at low-level communications protocols, including PPP and Ethernet, and their specific security features and requirements.] Now that we have discussed the lower-level ...