The vendor is retiring this exam on December 22, 2026.
You can still schedule and take CS0-003 until that date. See CompTIA CySA+ V4 (the successor version)
CompTIA certification practice
Practise CompTIA CySA+ CS0-004 across all 4 official exam domains — Security Operations, Vulnerability Management, Incident Response and Management, Reporting and Communication — with original exam-style questions, full explanations, and wrong-answer analysis. CompTIA exams reward broad practical understanding. Courseiva helps you practise IT support, networking, security and troubleshooting concepts with realistic questions and clear answer explanations.
Ways to study CS0-003
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
New here? Start with this
Start with a 25-question practice test
Covers all 4 domains · takes ~5 min · no account needed · shows your weak areas immediately
Key facts for the CompTIA CySA+ CS0-004 exam.
Exam cost
$392 USD / ~£320
Duration
165 minutes
Question count
Maximum 85 questions
Passing score
750 / 900
Validity
3 years
Delivered by
Pearson VUE
Online proctored
Yes — available
Retake policy
No wait after first attempt; 14 days after second failure
Question formats
CompTIA CySA+ (CS0-003) is an intermediate cybersecurity certification that validates skills in threat and vulnerability management, security operations, incident response, and reporting. It is designed for security analysts who work in SOC environments and is DoD 8570 / 8140 approved.
Official prerequisite
None
Recommended experience
Security+ and 3–4 years of IT or information security experience
Security+ or equivalent knowledge plus 3–4 years of hands-on security experience in a SOC or security engineering role.
Should you skip this exam?
CySA+ is intermediate. If you are just starting in security, get Security+ first. If you want offensive security, PenTest+ is a better path from Security+.
Courseiva study tip
CySA+ has a heavy focus on log analysis and interpreting security tool output (SIEM, vulnerability scanners, packet captures). Hands-on practice reading real logs and SIEM dashboards is more valuable than memorisation.
UK salary range
£45,000–£75,000
US salary range
$75,000–$110,000
Job roles that cite CS0-003
What certification to take next
$392 USD.
750 out of 900.
CySA+ is harder than Security+. The exam is scenario-heavy, requiring you to analyse logs, interpret security tool output, and make incident response decisions. Allow 150–250 hours of study.
CompTIA recommends Security+ plus 3–4 years of experience. Security+ is not a hard prerequisite but is the natural stepping stone.
Yes. CySA+ is approved for CSSP Analyst roles under DoD 8570 / 8140.
CySA+ is defensive (threat detection, incident response, vulnerability management). PenTest+ is offensive (penetration testing methodology). Choose based on your career focus: blue team → CySA+, red team → PenTest+.
See how CS0-003 stacks up against related certifications.
100% free — no account required
Everything on Courseiva for CS0-003 is free — no subscription, no trial, no email wall. Pick a mode that matches your study phase: practice questions early on, mock exams closer to your exam date.
Practice Test
A focused 20-question round with worked explanations for every answer.
Mock Exam
Sit a full-length, timed mock built to match the real exam.
Quick 25
A 25-question warm-up — ideal for a short daily study session.
Domain Practice
Practise domain by domain to find and fix weak spots.
50-Question Set
Mid-length practice set covering all domains.
Cheat sheet
The key facts and numbers for this exam on one page.
Acronyms
A full glossary of acronyms from the official blueprint.
Official objectives
The full exam blueprint mapped to practice resources.
Exam glossary
A full glossary of CS0-003 exam terminology.
Practice by topic
Focused question pages for every exam topic.
Courseiva Exam Intelligence
Data confidence: BuildingDerived from Courseiva's continuously updated practice dataset: 236 exam-style questions. Updated 2 July 2026.
Question difficulty mix
Average time per question: 93s
4
Exam domains
official blueprint domains covered by the bank
236
Questions
exam-style questions in the CS0-003 bank
Exam guide
Start with a short practice session, review each missed answer, then return to the topics that caused mistakes.
CompTIA CySA+ CS0-004 spans 4 official exam domains (Security Operations, Vulnerability Management, Incident Response and Management, and more). Questions test whether you can apply each objective in a realistic scenario, not just recall a definition.
Related practice questions
Use these internal links to move from the exam guide into focused topic practice pages.
Security Operations practice questions for CS0-004.
Sharpen your CS0-004 knowledge of Vulnerability Management.
Practise CS0-004 questions linked to Incident Response and Management.
Sharpen your CS0-004 knowledge of Reporting and Communication.
CompTIA A+ hardware practice questions for CS0-004.
Sharpen your CS0-004 knowledge of CompTIA A+ mobile devices.
Practise CS0-004 questions linked to CompTIA A+ networking.
Practise CS0-004 questions linked to CompTIA A+ operating systems.
Work through CS0-004 questions on CompTIA A+ security.
Sharpen your CS0-004 knowledge of CompTIA A+ software troubleshooting questions.
Work through CS0-004 questions on CompTIA A+ operational procedures questions.
Practice directory
Every practice set is a unique selection of questions — numbered tests, domain-focused sessions, and topic-specific quizzes.
Showing 8 of 19 tests. See all 19 CS0-003 practice tests →
Official blueprint
Target weak areas by practising questions from a single domain. Each domain page shows all questions, difficulty breakdown, and a focused practice session.
Covers 33% of the CS0-003 exam →
Covers 30% of the CS0-003 exam →
20% of CS0-003 questions come from this domain →
Weighted 17% on the official CS0-003 blueprint →
Deep-dive questions
The most-searched CS0-003 questions — each with a detailed explanation, worked example, and full answer breakdown.
Term reference
These terms appear frequently in CS0-003 questions. Understanding them precisely reduces guessing and improves scores.
Bash script
A Bash script is a text file containing a sequence of commands for the Unix shell Bash, allowing users to automate repetitive tasks and streamline system administration on Linux and macOS.
Safe Links
Safe Links is a Microsoft Defender for Office 365 feature that scans URLs in emails and documents in real time to protect users from malicious websites.
Security pillar
The Security pillar is a set of best practices for designing and operating cloud systems that protect data, systems, and assets through confidentiality, integrity, and availability controls.
CloudWatch Logs
A service from Amazon Web Services that lets you collect, monitor, and store log files from your AWS resources and applications.
Soft delete
A soft delete marks data as deleted without actually removing it from the database, allowing recovery if needed.
Risk acceptance
Risk acceptance is a risk management strategy where an organization acknowledges a potential risk but decides to tolerate it without taking active measures to reduce or eliminate it.
Azure Backup
Azure Backup is a cloud-based service from Microsoft that protects your data by creating and storing backups of files, folders, virtual machines, databases, and entire servers in the Azure cloud.
AWS WAF
AWS WAF is a cloud-based web application firewall that helps protect your web applications from common web exploits like SQL injection and cross-site scripting by allowing you to define customizable rules.
Learn the concepts
100 book-style chapters cover every CS0-003 objective in plain English. Read the theory here, then test it with practice questions.
Chapter 1
Threat Intelligence and Threat Hunting
25 min read
Chapter 2
SIEM Log Analysis
25 min read
Chapter 3
Network Traffic Analysis
25 min read
Chapter 4
Endpoint Detection and Response
25 min read
Chapter 5
Vulnerability Scanning Techniques
25 min read
Chapter 6
Vulnerability Prioritization
25 min read
Chapter 7
Patch and Remediation Workflows
25 min read
Chapter 8
Cloud Vulnerability Management
25 min read
Free study guide
The Courseiva CS0-003 study guide covers exam format, the official domain blueprint with weights, a structured study plan, and domain-specific tips for each section. Use it alongside practice questions to build both conceptual depth and exam confidence.
Sample questions
Original exam-style questions — not copied from any exam or dump site. Open a question for the full answer breakdown.
A security analyst is tuning a SIEM rule that generates alerts for any failed login attempt. The rule produces too many alerts, overwhelming the team. Which TWO actions would most…
An organization uses MISP (Malware Information Sharing Platform) to share threat intelligence with trusted partners. Which of the following standards is commonly used by MISP to st…
You are a security analyst for a mid-sized financial services company. At 2:30 PM, the endpoint detection and response (EDR) console alerts on three workstations in the accounting…
A security analyst is conducting a vulnerability assessment of a Kubernetes cluster. Which TWO of the following are common misconfigurations that could lead to security risks? (Sel…
A threat hunter is analyzing network traffic and observes a system making outbound connections to multiple IP addresses on port 53 (DNS) with unusually large payload sizes. The hun…
An analyst is creating a detection rule for lateral movement using SMB. Which two network indicators should be included in the rule? (Choose two.)
Related certifications
Studying for CS0-003? These related CompTIA certifications share concepts and are common next steps.
Security+
SY0-701 · 1,013 practice questions
CompTIA ITF+
FC0-U71 · 988 practice questions
CompTIA Data+
DA0-002 · 986 practice questions
CompTIA Project+
PK0-005 · 980 practice questions
CompTIA Linux+
XK0-006 · 979 practice questions
CompTIA Cloud+
CV0-004 · 977 practice questions
Official booking and top-rated study resources for the CS0-003.
Courseiva provides free CompTIA CySA+ CS0-004 (CS0-004) practice questions with original exam-style questions, detailed explanations, topic-based practice, mock exams, readiness tracking, and study analytics. Courseiva is an independent platform and is not affiliated with CompTIA.