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Keeping secrets

In this lesson sequence students examine cryptography and modern encryption methods for transmitting digital data securely. Encryption of data is a means of protecting data, one example being the use of secret and public keys.

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Hardware and software

This is a unit from the Scope and sequence resources from the DT Hub. The topic explores elements of a digital system which is organised into four key elements. Use this flow of activities to plan and assess students against the relevant achievement standards. At this level, students develop understandings of digital systems ...