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Introduction to cyber security: stay safe online
Introduction to cyber security: stay safe online

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5 Summary of Week 4

Figure 14

This week you have learned the basics of computer networking and communications, gaining an understanding of how data is transmitted across the networks, including wireless networks.

You are now aware of some of the networking standards that allow different devices to connect to the network and exchange information.

Additionally, you have learned about the difference between the internet and the world wide web, and can describe some security problems that affect networks.

You are now half way through the course. The Open University would really appreciate your feedback and suggestions for future improvement in our optional end-of-course survey [Tip: hold Ctrl and click a link to open it in a new tab. (Hide tip)] , which you will also have an opportunity to complete at the end of Week 8. Participation will be completely confidential and we will not pass on your details to others.

You can now go to Week 5: Cryptography.