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

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Week 5: Cryptography

Introduction

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Cory explains the focus for this week: cryptography.

Cryptography is a specialised area of mathematics concerned with protecting information so that it can be transmitted and received securely even when there is a risk that a hostile third party might intercept or modify the data. You will recognise it as it’s been mentioned before as a technique that can help with protecting information.

We are now going to look at this important aspect of cyber security in a little more detail.