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Everything needed to plan for the CEH (CEH v12) exam: number of questions, time limit, passing score, and the official domain weightings. For the study checklist itself, see the CEH v12 study guide.
CEH (CEH v12) is a Professional level EC-Council certification exam with about 125 questions in 240 minutes, requiring 70% to pass. It covers 9 official domains: Network Security (22%); System Hacking (14%); Footprinting and Reconnaissance (10%); Scanning Networks (10%); Malware Threats (10%); Social Engineering (10%); Enumeration (9%); Vulnerability Analysis (9%); Introduction to Ethical Hacking (6%).
Exam code
CEH v12
Questions
~125
Time limit
240 min
Passing score
70%
Official domains
9
Level
Professional
Provider
EC-Council
Practice questions
400+ on CertStud
| Domain | Weight | What it covers |
|---|---|---|
| Network Security | 22% | Sniffing, DoS, session hijacking, and web/cloud/IoT attacks |
| System Hacking | 14% | Gain and maintain access to systems |
| Footprinting and Reconnaissance | 10% | Gather information about targets |
| Scanning Networks | 10% | Discover hosts, ports, and services |
| Malware Threats | 10% | Understand malware and trojans |
| Social Engineering | 10% | Understand social engineering and countermeasures |
| Enumeration | 9% | Extract user and system information |
| Vulnerability Analysis | 9% | Identify and assess vulnerabilities |
| Introduction to Ethical Hacking | 6% | Ethical hacking concepts, laws, and methodology |
Percentages reflect published official domain weightings. Prerequisite knowledge and current scoring rules are confirmed on the EC-Council exam page before booking.
The CEH v12 exam has approximately 125 questions. Question counts can vary slightly between deliveries, so treat 125 as the planning figure rather than a fixed number.
Candidates get about 240 minutes to complete the CEH v12 exam, which works out to roughly 2 minute(s) per question at 125 questions.
The CEH v12 exam requires 70% to pass. Scores are reported on a scaled rather than a raw percentage basis, so a passing result does not correspond to a simple count of correct answers.
The CEH v12 exam covers 9 official domains: Introduction to Ethical Hacking (6%), Footprinting and Reconnaissance (10%), Scanning Networks (10%), Enumeration (9%), Vulnerability Analysis (9%), System Hacking (14%), Malware Threats (10%), Social Engineering (10%), Network Security (22%).
Network Security carries the heaviest weighting on the CEH v12 exam at 22% of the exam. Sniffing, DoS, session hijacking, and web/cloud/IoT attacks
CEH v12 is the exam code for CEH (Certified Ethical Hacker), a Professional level EC-Council certification exam covering 9 domains.
The CEH v12 exam reports 70% on a scaled score. Plan for roughly 125 questions across 240 minutes, weighted by domain: 22% Network Security, 14% System Hacking, 10% Footprinting and Reconnaissance, 10% Scanning Networks, 10% Malware Threats, 10% Social Engineering, 9% Enumeration, 9% Vulnerability Analysis, 6% Introduction to Ethical Hacking.
CertStud offers free CEH v12 practice questions with detailed explanations, plus full-length practice exams and flashcards at https://certstud.com/certifications/ec-council/ceh. Start with 10 free questions at https://certstud.com/try-free.