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What Is the CISSP Exam? Salary, Cost & Complete Study Guide (2026)

Everything you need to know about the CISSP certification in one place: what the exam tests, how it's scored, exactly what it costs, what salary to expect, and a week-by-week study plan to get you there.

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What Is the CISSP?

The CISSP (Certified Information Systems Security Professional) is issued by ISC2 and is widely regarded as the most prestigious credential in information security. Unlike technical certifications that test specific skills, the CISSP tests broad security management knowledge across 8 domains, validating that you can think, plan, and communicate security decisions at a senior or executive level.

It's the credential that HR departments and hiring managers recognize most readily for CISO, security director, security manager, and senior security architect roles. Passing CISSP signals that you have both the knowledge and the professional experience to lead a security program.

The 8 CISSP Domains and Their Weights

1

Security & Risk Management

16% of exam
2

Asset Security

10% of exam
3

Security Architecture & Engineering

13% of exam
4

Communication & Network Security

13% of exam
5

Identity & Access Management

13% of exam
6

Security Assessment & Testing

12% of exam
7

Security Operations

13% of exam
8

Software Development Security

10% of exam

Domain Weights Visualized

Security & Risk Management16%
Security Architecture & Engineering13%
Communication & Network Security13%
Identity & Access Management13%
Security Operations13%
Security Assessment & Testing12%
Software Development Security10%
Asset Security10%

CISSP Exam Format

In English, the CISSP uses Computerized Adaptive Testing (CAT). The exam adapts its difficulty based on your performance, delivering between 125 and 175 questions. When the algorithm has sufficient statistical confidence that you're clearly above or below the passing threshold, it ends the exam, which is why some candidates finish in 100 minutes while others use the full 4 hours.

A score of 700 or higher out of 1000 (scaled) is required to pass. This is not a percentage; it's a psychometrically scaled score that accounts for question difficulty.

CISSP Total Cost Breakdown

ItemCost (USD)Notes
Exam Registration (ISC2)$749Pearson VUE; check ISC2.org for current pricing
Annual Maintenance Fee (post-pass)$125/yrRequired to maintain the credential after passing
CertLabz CISSP Domain Refresher (all 8 domains)IncludedHands-on labs and adaptive questions on any CertLabz subscription
CertLabz Cybersecurity Analyst SkillTrackIncludedReinforces Domains 4, 6, 7 with real lab environments
CertLabz Cloud Security SkillTrackIncludedStrengthens Domain 3 architecture and cloud control coverage
CertLabz Subscription (full access)From $10/monthAll SkillTracks, labs, practice exams, blockchain-verified credential
Total CISSP prep with CertLabz (year 1)From $994Exam $749 + AMF $125 + CertLabz from $10/month

CISSP Salary Data (2026)

US National Avg
$160K
$130K–$200K+
CISO / Director
$195K
$160K–$280K+
Security Manager
$148K
$120K–$185K
Security Architect
$165K
$135K–$210K
UK (London Avg)
£95K
£75K–£140K+

CISSP consistently ranks as one of the top salary-boosting certifications in the industry. According to multiple compensation surveys, professionals who earn CISSP see an average salary increase of 15–25% within 12 months of certification.

Week-by-Week CISSP Study Plan (12 Weeks)

1–2

Foundations: Domains 1 & 2

Security & Risk Management + Asset Security. Focus on risk frameworks, governance structures, data classification, and the CIA triad. Take a diagnostic practice test to benchmark your starting point.

3–4

Architecture & Network: Domains 3 & 4

Security Architecture & Engineering + Communication & Network Security. Cover secure design principles, cryptography fundamentals, OSI model, and network security protocols.

5–6

IAM & Assessment: Domains 5 & 6

Identity & Access Management + Security Assessment & Testing. IAM systems, authentication protocols, pen testing methodology, and vulnerability assessment processes.

7–8

Operations & Software: Domains 7 & 8

Security Operations + Software Development Security. IR lifecycle, forensics, SDLC security, and application security controls. Complete a full 125-question timed practice exam.

9–10

Manager Mindset Refinement

Review weak domains identified in practice exams. Focus on "think like a manager" question practice using the CertLabz CISSP Domain Refresher adaptive question bank. Do 50 questions per day and walk through any failed scenario in the matching CertLabz lab.

11

Full Exam Simulation

Two full 175-question timed practice exams under realistic conditions. Analyze every wrong answer. Identify and address remaining knowledge gaps.

12

Light Review & Exam Week

No new material. Only light review of key concepts and past wrong answers. Get your exam scheduling confirmed. Rest the day before the exam.

Start Your CISSP Prep on CertLabz

Get the CertLabz CISSP Domain Refresher, the Cybersecurity Analyst SkillTrack and the Cloud Security SkillTrack on one subscription. Hands-on labs beat reading a textbook, and every credential you earn is blockchain-verified.

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Frequently Asked Questions

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The CISSP is widely considered one of the hardest security certifications. The difficulty is conceptual, not just technical. It tests managerial decision-making, which catches out many experienced technical practitioners. Candidates with 5+ years of experience plus three months of focused practice on the CertLabz CISSP Domain Refresher typically build a strong pass rate.
ISC2 does not publicly disclose the CISSP pass rate. Industry estimates land between 40 and 70 percent depending on preparation. Candidates who complete 2,000+ adaptive practice questions and reinforce them in CertLabz hands-on labs pass at significantly higher rates than those who only read.
The CISSP must be renewed every 3 years by earning 120 CPE credits (40 per year) and paying the Annual Maintenance Fee ($125/year). CertLabz CPE-eligible courses, including CompTIA, ISACA and EC-Council aligned tracks, can supply renewal credits. If you let the credential lapse, you must retake the exam.
Yes. The CISSP has one of the strongest ROI profiles in IT. With CertLabz the first-year total starts from $994 (ISC2 exam $749 + AMF $125 + CertLabz from $10/month). The average CISSP salary premium is $15,000 to $30,000 per year, so the credential pays for itself within the first month in most markets.
CertLabz combines a CISSP Domain Refresher (all 8 domains, adaptive questions, scenario walk-throughs) with the Cybersecurity Analyst SkillTrack and the Cloud Security SkillTrack. You practise in real lab environments instead of memorising textbook pages, and every milestone you complete becomes a blockchain-verified credential you can share with employers. Start with a free trial or browse pricing.