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Copyright
An automatic legal right that gives the creator of an original work control over who may copy, share, change or perform it.
Creative Commons
A set of ready made licences a creator can attach to their work to tell everyone in advance what reuse is allowed and on what conditions.
Embedded system
A computer built into a larger product to do one fixed job, such as the chip that runs a washing machine cycle or a bike light.
Encryption
Scrambling data using a key so that anyone who intercepts it reads nonsense, and only a holder of the matching key can turn it back into the original.
Feedback loop
A path that sends information about a system's output back to its process, so the process can change what it does next.
Machine learning
A way of building software where a program finds patterns in a large set of examples instead of being given step by step rules by a programmer.
Personal data
Any information that can be linked back to a living person, either on its own or when combined with other information you hold.
Systems model
A way of describing any device or service as four linked parts: the input it receives, the process it performs, the output it produces, and the feedback that reports the result back to the process.