Securing IIoT communications using OPC UA PubSub and Trusted Platform Modules

In the Industry 4.0 context, data are a valuable asset that must be protected. Ensuring the confidentiality and integrity of the data exchanged by the IIoT devices is challenging, especially when those devices are out of the companies premises or easily accessible (we call them out-premise devices). These devices become primary targets for attackers as a way to compromise data and cause damage to infrastructure or people.