CISSP Free Study Guide
- Olufunmilayo Owolabi
- 3 days ago
- 2 min read
Prepared by Privacy Professional Training LLC

Introduction to Cybersecurity & the CISSP Exam
The Certified Information Systems Security Professional (CISSP) certification from the International Information System Security Certification Consortium (ISC²) is the premier credential for cybersecurity professionals. Recognized globally, it validates your ability to design, implement, and manage a best-in-class cybersecurity program.
Why Earn CISSP?
Establishes credibility in cybersecurity leadership
Opens doors to high-level roles like CISO, Security Architect, and Risk Manager
Demonstrates deep knowledge across eight core domains of security
Exam Overview:
100–150 multiple-choice and advanced innovative questions
Computer Adaptive Testing (CAT) format
3-hour limit
Administered via Pearson VUE
CISSP Domains:
Security and Risk Management
Asset Security
Security Architecture and Engineering
Communication and Network Security
Identity and Access Management (IAM)
Security Assessment and Testing
Security Operations
Software Development Security
Core Domain – Security and Risk Management
Governance and Policy
Define and enforce security policies and procedures
Understand legal and regulatory issues (e.g., GDPR, HIPAA, SOX)
Risk Management
Conduct risk analysis and prioritize mitigation strategies
Understand threat modeling and risk appetite
Security Concepts
Confidentiality, Integrity, and Availability (CIA Triad)
Security governance principles and frameworks (ISO/IEC 27001, NIST)
Compliance and Ethics
Promote professional ethics and code of conduct
Identify legal systems and issues affecting cybersecurity
Asset Security, Architecture & Network Defense
Asset Security
Classify data and assign ownership
Protect privacy and ensure secure handling of PII
Security Architecture and Engineering
Understand security models (Bell-LaPadula, Biba, Clark-Wilson)
Secure system design principles
Cryptography basics: symmetric/asymmetric encryption, hashing
Communication and Network Security
Secure network architecture design
Common protocols (TCP/IP, SSL/TLS, IPSec)
Firewalls, intrusion detection/prevention systems
Access Control, Testing, and Operations
Identity and Access Management (IAM)
Authentication, Authorization, Accounting (AAA)
Access control models (MAC, DAC, RBAC)
Federation, SSO, and identity provisioning
Security Assessment and Testing
Perform vulnerability assessments and penetration tests
Conduct audits and compliance checks
Understand types of security tests and their objectives
Security Operations
Incident response, disaster recovery, and business continuity
Log management, SIEM, and monitoring
Patch management and configuration baselines
Software Development Security
Secure coding practices (input validation, error handling)
Software Development Life Cycle (SDLC) security
Threat modeling and code review
Study Strategy & Sample Practice Questions
Study Recommendations
Create a study plan aligned with the (ISC²) CISSP CBK domains
Use official content to build a deep understanding, not memorization
Practice with scenario-based and advanced adaptive questions
Privacy Professional Training LLC We offer:
Self-paced CISSP domain-based training modules
Printable worksheets, checklists, and memory aids
Study guides focused on theory and application aligned to CISSP domains
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