Cybersecurity Fundamentals

From CIA triad to safe lab habits.

Beginner track covering threats, networking, Linux/Windows basics, cryptography, authentication, and risk — taught for practical careers, not slide decks.

Syllabus

Security core concepts

CIA, threats, malware, phishing, policies.

Introduction to Cybersecurity (preview)
Information Security vs Cybersecurity (preview)
CIA Triad (preview)
Types of Cyber Threats
Malware, Ransomware and Spyware
Phishing and Social Engineering
Security Policies and Risk Management

Network fundamentals

OSI/TCP-IP, addressing, common services.

Network Fundamentals
OSI and TCP/IP Models
IP Addressing and Subnetting
DNS, DHCP, HTTP and HTTPS
TCP, UDP and Common Ports
Firewalls and Network Security
MAC Addresses and ARP
ICMP, Ping and Traceroute
Routing and Switching Fundamentals
Wireless Networking and Wi-Fi Security
VPN and Secure Remote Access
Network Address Translation (NAT)
Network Protocols and Services
Network Attacks and Threats
Network Monitoring and Packet Analysis
Network Security Architecture
Network Troubleshooting
Network Security Hardening
Build and Secure a Small Enterprise Network

Systems, crypto & identity

Linux/Windows basics, crypto, authn/z, MFA.

Linux Fundamentals
Windows Fundamentals
Cryptography Basics
Authentication and Authorization
Password Security and MFA

Introduction track (Security Core)

Each lesson ends with an interactive quiz, checklist tasks, and linked labs. Pass the quiz, finish tasks, mark complete — Foundations badges unlock as you go (Bronze → Diamond).

Inside this track

Labs · Quizzes · Certificate

Practice stays inside the course. Labs for this track unlock free when you enrol; quizzes check the same topics; finish ≈90%+ to claim a CYNARKS Academy certificate.

Track labs

12 linked labs · free with this course enrol

+6 more in track

Track quiz

142 questions matched to this course topics

Knowledge checks for this track only — not a separate global quiz menu.

Start track quiz

CYNARKS certificate

Educational completion certificate · verify by ID

Your progress: 0% · enrol to unlock claim

Enrol in this course first.