[1] IoT Fundamentals: Networking Technologies, Protocols, and Use Cases for the Internet of Things, David Hanes, Gonzalo Salgueiro, Rob Barton , Cisco Press 2017
[2] Demystifying Internet of Things Security: Successful IoT Device/Edge and Platform Security Deployment , Sunil Cheruvu, Anil Kumar, Ned Smith, David M. Wheeler, Apress, 2019
[4] https://openconnectivity.org/foundation/
[5] https://openconnectivity.org/wp-content/uploads/2021/11/OCF_2.2.4_Specification_Overview.pdf
[6] https://openconnectivity.org/specs/OCF_Core_Specification_v2.2.4.pdf
[7] https://github.com/alljoyn/alljoyn.github.com/wiki
[8] https://www.iso.org/news/2008/12/Ref1185.html
[9] https://nordvpn.com/es/blog/what-is-upnp/
[10] https://omaspecworks.org/what-is-oma-specworks/iot/lightweight-m2m-lwm2m/
[11] https://www.onem2m.org/technical/published-specifications/release-1
[12] https://www.iiconsortium.org/pdf/OpenFog_Reference_Architecture_2_09_17.pdf
[13] https://opcfoundation.org/about/opc-technologies/opc-ua/
[14] https://www.omg.org/spec/DDS/1.4
[16] https://member.onem2m.org/Application/documentapp/downloadLatestRevision/default.aspx?docID=26462
[17] https://www.iiconsortium.org/pdf/OpenFog_Reference_Architecture_2_09_17.pdf
[19] https://macchina.io/
[20] https://www.ge.com/digital/iiot-platform
[22] https://docs.aws.amazon.com/iot/latest/developerguide/aws-iot-how-it-works.html