Cyber security - Hacking, social engineering, cyber securty threats, digital footprint, phishing

A series of PowerPoint presentations covering the basics of cyber-security topics:
Phishing
Pretexting
Hacking
Social Engineering
Credit card fraud
Shoulder Surfing
DDos
Scareware
Ransomware
Dumpster Diving
Digital footprint
Social media Hacking

and how to counter them, several have YouTube video links - please do check them in advance