CYBERSECURITY FUNDAMENTALS • CH 1: LESSON 1 ESTIMATED TIME: 24 MIN READ Introduction to Cybersecurity: Foundations, Threat Modeling, and Defense-in-Depth Deconstructing information security architecture, threat vectors, risk equations, and layered enterprise defense. 1. Defining Cybersecurity in the Modern Enterprise Cybersecurity is the discipline dedicated to defending computers, servers, m...

CYBERSECURITY FUNDAMENTALS • CH 1: LESSON 2 ESTIMATED TIME: 22 MIN READ The CIA Triad and the Parkerian Hexad: Balancing Security Objectives Confidentiality, Integrity, and Availability alongside Authenticity, Utility, and Possession in enterprise risk architectures. 1. The Classical CIA Triad The CIA Triad has stood as the bedrock model for information security since the 1980s. Every securit...

CYBERSECURITY FUNDAMENTALS • CH 1: LESSON 3 ESTIMATED TIME: 25 MIN READ The Threat Landscape: Threat Actors, Motivation, and Attack Vectors Deconstructing Nation-States, Cybercrime syndicates, Hacktivists, Insiders, and the MITRE ATT&CK Matrix. 1. Taxonomy of Modern Threat Actors Defenders cannot calibrate appropriate security architectures without analyzing the capabilities, resources, and m...

CYBERSECURITY FUNDAMENTALS • CH 1: LESSON 4 ESTIMATED TIME: 22 MIN READ The Global Security Landscape: Governance, Economics, and Careers Cybercrime economics, compliance mandates (GDPR, PCI DSS, ISO 27001), cyber insurance, and professional career paths. 1. The Macro-Economics of Modern Cybercrime Cybercrime has evolved from isolated vandalism into an industrialized global shadow economy exc...