Internet of Things Fundamentals
The Internet of Things connects physical devices that sense, report, or act to software and networks. You design it around constrained devices, unreliable links, safe operation, and the full device lifecycle.
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Intro
Internet of Things Fundamentals
The Internet of Things, or IoT, joins physical devices to digital systems. A device observes something, reports its state, receives a command, or does both. The hard part is not attaching a sensor to a network. The hard part is making the whole system useful and safe for years.
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Sources
- https://www.rfc-editor.org/info/rfc7228/
Supports
- Constrained-node and constrained-network terminology
- Resource, power, bandwidth, loss, and intermittence constraints
- https://www.rfc-editor.org/info/rfc7252/
Supports
- CoAP as a specialized web transfer protocol for constrained nodes and networks
- CoAP request and response, discovery, and web integration concepts
- https://docs.oasis-open.org/mqtt/mqtt/v5.0/mqtt-v5.0.html
Supports
- MQTT Version 5.0 protocol roles and publish and subscribe model
- https://www.w3.org/TR/wot-architecture/
Supports
- W3C Web of Things abstract architecture
- Thing Descriptions for metadata and network-facing interfaces
- https://csrc.nist.gov/pubs/ir/8259/a/final
Supports
- IoT device cybersecurity capability core baseline
- Device identification, configuration, data protection, interface access, software update, and cybersecurity state awareness
- https://csrc.nist.gov/pubs/sp/800/213/final
Supports
- IoT device cybersecurity requirements in organizational and system risk management
- Acquisition and implementation considerations
- https://github.com/phodal/awesome-iot
Supports
- ESP-IDF, Gobot, and Awesome MQTT ecosystem entries