Introduction to Cybersecurity — Notes
Overview
The Cisco Introduction to Cybersecurity course covers the fundamentals of staying safe online and in the workplace.
Key Topics
Threat Landscape
- Malware types: viruses, worms, trojans, ransomware
- Social engineering: phishing, pretexting, baiting
- Common attack vectors
Security Principles
- CIA Triad: Confidentiality, Integrity, Availability
- Defense in depth
- Least privilege
Network Security Basics
- Firewalls and IDS/IPS
- VPNs and encryption
- Authentication methods
Key Takeaways
- Cybersecurity is everyone’s responsibility
- Always verify before trusting (Zero Trust mindset)
- Keep systems and software updated