Firewalls

Explaining what is meant by a firewall and how it can be used as a data-level protection method. The difference between hardware and software firewalls are discussed, as well as their general pros and cons.

This video is primarily designed for the written exam (Component 3: Effective Digital Working Practices) for the Pearson Edexcel BTEC Level 1/2 Tech Award in Digital Information Technology. Video #4 for B2. Also applicable to OCR GCSE Computer Science.

For the ordered playlist of videos for the Edexcel BTEC DIT exam, see here:

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