The first video introduces the variety of threats to system security. Malware, phishing, brute force attacks, denial of service, data interception/theft and SQL injection are all considered and explained. Simple notes on each of these are presented toward the end of the video.
The second video explores each of these threats again, considering the impact on both computers and users. “People as a weak point”, or social engineering is considered, together with the need for strong network policies.
The third video in this series considers each of the main threats to systems security again. This time considering how the threats can be identified and prevented. It is strongly advised you watch the videos, “forms of attack” and “threats to networks” before watching this video.