1.4 Network security

1.4 Network Security whole topic video

All the videos for 1.4 Network Security in one convenient video. See below for the individual topics.


What is malware?

In this lesson: What is malware, unauthorised access, how to prevent malware, how do people access a password, social engineering, user-access levels, practice questions and answers 

Network Threats and Prevention Methods 

In this lesson: What is a network threat, Denial of Service (DoS & DDoS) attacks, SQL injection, prevention methods, physical security methods, practice exam questions 

What is an SQL injection and how to prevent it

In this lesson: What is SQL, what is an SQL injection, how does an SQL injection take place, how to prevent an SQL injection, practice questions