📘 What You'll Learn

⚙️ Chapter 1 · What Is Cybersecurity?

• CIA Triad — Confidentiality, Integrity, Availability explained
• The cybersecurity ecosystem and why it matters
• Industry-wide impact — healthcare, finance, government, retail
• Common misconceptions debunked with real context

🌐 Chapter 2 · The Cybersecurity Landscape

• 12 core security domains mapped and explained
• How domains interconnect and depend on each other
• Domain deep-dive overview reference table

⚠️ Chapter 3 · Threats & Threat Actors

• Nation-state actors, APTs and their targets
• Insider threats, hacktivists and cybercriminals profiled
• Threat-Vulnerability-Risk (TVR) model with real examples
• The full cyber attack chain — from recon to exfiltration

💥 Chapter 4 · Common Cyberattacks

• Phishing, spear phishing & Business Email Compromise (BEC)
• Malware taxonomy — viruses, trojans, worms, RATs, spyware
• Ransomware mechanics — how it spreads and why it works
• DDoS, Man-in-the-Middle & supply chain attack patterns

🔐 Chapter 5 · Identity & Access Management (IAM)

• The AAA framework — Authentication, Authorization, Accounting
• RBAC vs. ABAC — when and why to use each model
• JML Lifecycle — Joiner, Mover, Leaver provisioning workflow
• Privileged Access Management (PAM) and least privilege

🔑 Chapter 6 · Passwords & MFA

• Why passwords alone are no longer sufficient
• MFA factors compared — SMS, TOTP, hardware keys, FIDO2
• Passkeys and the passwordless authentication future
• Enterprise password vaulting and manager best practices

🌐 Chapter 7 · Network Security

• Firewalls, network segmentation & DMZ architecture
• IDS vs. IPS — detection versus active prevention
• VPN, SD-WAN and network access control (NAC)
• Network security architecture — layered defense models

💻 Chapter 8 · Endpoint Security

• AV vs. EDR — key differences and when each is needed
• Patch management and the vulnerability exposure window
• USB control, DLP agents and device compliance policies
• Mobile Device Management (MDM) and BYOD security

☁️ Chapter 9 · Cloud Security

• Shared responsibility model — AWS, Azure & GCP compared
• Cloud Security Posture Management (CSPM) explained
• IAM misconfigurations — the #1 cause of cloud breaches
• Cloud-specific attack vectors and how to prevent them

📱 Chapter 10 · Application Security

• OWASP Top 10 — every vulnerability explained with real examples
• Security in the SDLC — shift-left and secure-by-design
• SAST, DAST & SCA testing compared
• DevSecOps pipeline integration and culture

🗂️ Chapter 11 · Data Security

• Data classification frameworks — Public to Highly Confidential
• Encryption vs. hashing vs. encoding — key differences
• Data Loss Prevention (DLP) tools and policies
• GDPR data handling obligations at a glance

📊 Chapter 12 · SOC Operations

• SOC structure — L1, L2, L3 analyst roles and responsibilities
• Alert triage workflow — from detection to ticket closure
• SOC tools overview — SIEM, SOAR, EDR, Ticketing
• Managing alert fatigue in high-volume environments

📡 Chapter 13 · SIEM & Monitoring

• Log sources and collection strategies for detection coverage
• Writing effective correlation rules with real use cases
• From raw logs to actionable alerts — the full pipeline

🔍 Chapter 14 · Vulnerability Management

• CVE & CVSS scoring — understanding severity ratings
• Risk-based patch prioritization — what to fix first and why
• VM lifecycle — Discover, Assess, Prioritize, Remediate, Verify
• Scanning vs. penetration testing — when to use each

🚨 Chapter 15 · Incident Response

• NIST SP 800-61 — the 6-phase IR lifecycle in full detail
• Containment, eradication and recovery strategies
• IR playbooks for phishing, ransomware and data breach scenarios
• Post-incident review and lessons learned process

♾️ Chapter 16 · Zero Trust Architecture

• "Never trust, always verify" — the core principle unpacked
• The 5 pillars of Zero Trust — Identity, Devices, Networks, Apps, Data
• Microsegmentation and identity-centric security explained
• Zero Trust maturity model — where your org fits today

📋 Chapter 17 · GRC — Governance, Risk & Compliance

• NIST CSF — 5 functions: Identify, Protect, Detect, Respond, Recover
• ISO 27001, PCI DSS and GDPR — at-a-glance reference
• Risk treatment options — Accept, Transfer, Mitigate, Avoid

🛡️ Chapter 18 · Security Frameworks & Controls

• Defense in Depth — the layered security model explained
• CIS Critical Security Controls — prioritized implementation
• MITRE ATT&CK framework for defenders and detection teams
• Control categories — Technical, Administrative, Physical

👥 Chapter 19 · Security Awareness

• Why humans remain the #1 security vulnerability
• Phishing simulation programs and employee training design
• Building a security-first culture across an organization
• The 10 security rules every employee must follow

🔎 Chapter 20 · Real-World Case Studies

• Case 1: Phishing → BEC → $2M wire fraud — full attack breakdown
• Case 2: Credential stuffing → 120,000 accounts compromised
• Case 3: Unpatched SQLi → 2.5M records exfiltrated + $5M fine
• Case 4: Ransomware → 800 systems down → $12M recovery cost
• Case 5: S3 misconfiguration → 450K records exposed publicly

✅ Chapter 21 · Personal Defense Checklist

• 25-item personal and home security checklist
• Securing home networks, devices and smart home tools
• Safe online habits, social media hygiene and phishing awareness

🗺️ Chapter 22 · Career Roadmap

• Entry-level roles — SOC Analyst, IT Security Analyst, Helpdesk
• Mid-level roles — Security Engineer, IAM Specialist, Cloud Security
• Advanced roles — Security Architect, Penetration Tester, CISO
• Certification path — CompTIA Security+ → CISM → CISSP → CCSP

📚 Chapter 23 · Learning Roadmap

• Level 1: IT Fundamentals — CompTIA A+, Network+ foundations
• Level 2: Security Fundamentals — Security+ and core concepts
• Level 3: Technologies — SIEM, EDR and cloud security tools
• Level 4: Practical Skills — labs, CTFs and home lab setup
• Level 5: Specialization — Cloud Security, Red Team, GRC, IAM

🛠️ Chapter 24 · Security Tools Landscape

• 11 tool categories — SIEM, EDR, PAM, CSPM, WAF, DLP, SOAR and more
• Free vs. enterprise tool options with use case guidance
• How to build a beginner's security toolkit on a budget

🏁 Chapter 25 · Final 50-Point Enterprise Security Checklist

• 50 controls across 8 domains — IAM, Passwords, Endpoints, Network
• Cloud, Application & Data, Monitoring & IR, Governance
• Color-coded by priority — enterprise-ready format

📎 Also Includes

• 75+ Term Glossary — every key term defined in plain language
• Quick Reference Cards — CIA Triad, NIST CSF, IR Lifecycle, Zero Trust, JML
• Curated References — NIST, CISA, OWASP, MITRE, CIS, ISO, Cloud Providers
• Visual Tables & Comparison Diagrams throughout every chapter