Free course

Network security

Free statement of participation on completion

Encryption of files and firewalls are just some of the security measures that can be used in security. This free course, Network security, which assumes you have a substantial knowledge of computing, helps to explain the intricacies of the continually changing area of network security by studying the main issues involved in achieving a reasonable degree of resilience against attacks.

Course learning outcomes

After studying this course, you should be able to:

  • identify some of the factors driving the need for network security
  • identify and classify particular examples of attacks
  • define the terms vulnerability, threat and attack
  • identify physical points of vulnerability in simple networks
  • compare and contrast symmetric and asymmetric encryption systems and their vulnerability to attack, and explain the characteristics of hybrid systems.

You can start this course right now without signing-up. Click on any of the course content sections below to start at any point in this course.
If you want to be able to track your progress, earn a free Statement of Participation, and access all course quizzes and activities, sign-up.

Course content