EC-Council · CSA
Validates foundational and advanced skills in Security Operations Center monitoring and analysis, covering SOC operations, SIEM deployment and use cases, log management, incident triaging, indicators of compromise investigation, threat hunting, and malware analysis.
Practice Questions
570
≈ 4 practice exams
Duration
180 minutes
Passing Score
70%
Difficulty
AssociateLast Updated
Feb 2026
Use this CSA practice exam to prepare for Certified SOC Analyst (CSA) with realistic questions, detailed explanations, and focused study modes. The practice bank includes 570 questions for EC-Council CSA, so you can review the exam steadily instead of relying on one long cram session.
As you practice, pay extra attention to patterns in your missed answers. Start with short sessions to identify weak areas, then move into timed quizzes once your accuracy is consistent.
The explanations are especially useful when you want to connect exam wording to the responsibilities and scenarios described in the official certification guidance. Use the free preview first, then unlock the full question bank when you are ready to build a complete study routine.
The Certified SOC Analyst (CSA) — exam code 312-39 — is an associate-level credential awarded by EC-Council that validates a candidate's ability to perform Tier I and Tier II Security Operations Center (SOC) functions. The certification covers the full SOC workflow, from understanding the People, Process, and Technology framework of SOC operations to deploying and tuning SIEM platforms, managing centralized log pipelines, triaging alerts, investigating indicators of compromise (IoCs), and executing incident response procedures. The curriculum spans over 350 SIEM use cases across application, network, insider-threat, and compliance scenarios, and incorporates AI-enabled capabilities for alert prioritization, threat detection automation, and SIEM rule generation.
The CSA is the only SOC analyst credential that maps 100% to the NIST/NICE Framework under the Protect and Defend (PR) work role of Cyber Defense Analysis (CDA). It was recently updated to CSA v2, adding modules on cloud security operations (AWS, Azure, GCP), forensic investigation and malware analysis within a SOC context, and threat hunting using modern tools such as Velociraptor, YARA, and UEBA platforms. Candidates gain hands-on experience with industry-standard platforms including Splunk, the ELK Stack, OSSIM, and Log360, preparing them to operate effectively in real-world SOC environments from day one.
The CSA is primarily designed for current and aspiring Tier I and Tier II SOC analysts seeking to formalize and advance their operational skills. It is equally well-suited for network administrators, network security engineers, and cybersecurity analysts who want to transition into a dedicated security operations role. IT professionals working in network defense, security monitoring, or incident handling — including federal employees and government contractors with NICE Framework responsibilities — will find the credential directly applicable to their daily work.
Candidates do not need prior security certifications to pursue the CSA, but a foundational understanding of networking concepts, operating systems, and basic cybersecurity principles is strongly recommended. Professionals who have completed EC-Council's Network Defense Essentials (NDE) or Certified Network Defender (CND), or who hold equivalent knowledge, are well-positioned to succeed.
EC-Council does not mandate formal prerequisites for the CSA exam, making it accessible to candidates early in their cybersecurity careers. However, EC-Council recommends that candidates possess a working knowledge of networking fundamentals (TCP/IP, protocols, network devices), basic operating system concepts for both Windows and Linux environments, and a general understanding of information security concepts before attempting the exam.
Candidates who complete EC-Council's official CSA training program — available in instructor-led, online self-paced, and live-online formats — are best prepared for the exam, as the course is aligned directly to the exam blueprint. Practical familiarity with at least one SIEM platform (such as Splunk or the ELK Stack) and exposure to log analysis tools will significantly ease the learning curve for the more heavily weighted domains.
The CSA exam (code 312-39) consists of 100 multiple-choice questions delivered in a proctored format through EC-Council's ECC Exam Centre. Candidates are allotted 180 minutes (3 hours) to complete the exam. A passing score of 70% (70 out of 100 correct) is required to earn the certification. The exam is available as an online proctored test or at an authorized EC-Council testing center.
The exam is aligned to the CSA v2 blueprint, and all questions are mapped to the eight official exam domains. There are no separate practical or lab components required to earn the certification, though EC-Council's official training includes extensive hands-on lab exercises. The exam fee is approximately $250 USD, and the resulting certification is valid for three years, after which holders must earn continuing education credits or retake the exam to maintain the credential.
Earning the CSA credential positions professionals for Tier I and Tier II SOC analyst roles, which are among the most consistently in-demand positions in cybersecurity. SOC analysts in the United States typically earn between $60,000 and $95,000 annually at the entry-to-mid level, with Tier II analysts and those holding recognized credentials commanding salaries toward the higher end of that range. The CSA is recognized by government agencies and federal contractors, and its alignment to the NICE Framework (CDA work role) makes it relevant for public-sector cybersecurity positions that require role-based certifications.
Compared to alternatives such as CompTIA CySA+ or the SANS GIAC GCIA, the CSA is more narrowly focused on SOC operations and SIEM-centric detection workflows, making it a strong choice for professionals whose day-to-day work centers on alert triage and incident monitoring rather than broader threat analysis or network forensics. The CSA is often pursued as a stepping stone toward more advanced EC-Council credentials such as the Certified Incident Handler (E|CIH) or Certified Threat Intelligence Analyst (C|TIA), or toward vendor-specific SIEM certifications from Splunk or Microsoft.
5 sample questions with answers and explanations. The full bank has 570 questions, enough for 4 full-length practice exams.
Preview — answers shown1. A SOC uses the Diamond Model of Intrusion Analysis to investigate a phishing campaign. The team has identified the victim (their organization) and the capability (spear-phishing emails with malicious attachments). Network logs reveal the email originated from IP address 198.51.100.45 registered to a bulletproof hosting provider. Which Diamond Model vertex does this IP address represent? (Select one!)
Explanation
Infrastructure represents the physical or logical systems (IP addresses, domains, servers) that adversaries use to deliver capabilities against victims. The sending IP address is infrastructure used to deliver the phishing capability. Adversary represents the actual threat actor or group behind the attack, which is typically unknown initially and must be inferred from infrastructure and capability analysis. Capability represents the attack tools and techniques (the malicious emails and attachments themselves). Victim represents the targeted organization or systems, which has already been identified.
2. A Linux system administrator configures auditd to monitor privilege escalation attempts. The administrator needs to track all uses of the sudo command and all modifications to the /etc/sudoers file. Which two auditd rules accomplish this requirement? (Select two!)
Multiple correct answersExplanation
The first rule uses the syscall auditing approach to track execve system calls specifically for the sudo binary path, capturing all sudo command executions with the sudo_execution key. The second rule uses file watch (-w) to monitor /etc/sudoers for write or attribute changes (-p wa), logging any modifications with the sudoers_modifications key. The third rule tracks all commands run as root but doesn't specifically identify sudo usage. The fourth rule monitors reads of the auth log, not sudo activity itself. The fifth rule tracks only file opens of sudoers, missing in-place edits and not capturing actual sudo command execution.
3. A security operations center deploys an ELK stack for centralized logging. The team needs to parse incoming SSH authentication logs with the message format 'Failed password for invalid user adminuser from 203.0.113.45 port 52341 ssh2'. Which Logstash filter configuration correctly extracts the username and source IP address into structured fields? (Select one!)
Explanation
The grok filter plugin is specifically designed for parsing unstructured log data using pattern matching with predefined or custom regular expressions. The pattern uses WORD to capture validity status, USER for username extraction, IP for source address, and NUMBER for port. Grok converts unstructured syslog messages into structured fields suitable for indexing and searching. The mutate filter performs field manipulation operations like rename, replace, convert, and split, but is not designed for primary parsing of complex log message formats. The csv filter only works with comma-separated or delimiter-separated tabular data, not free-form syslog messages with varying text. The dissect filter uses simple tokenization without regex support, making it unsuitable for variable field lengths and complex patterns found in authentication logs.
4. A vulnerability manager receives EPSS (Exploit Prediction Scoring System) scores for recently published CVEs. CVE-2025-1111 has CVSS base score 9.8 (Critical) with EPSS probability 2%. CVE-2025-2222 has CVSS base score 7.5 (High) with EPSS probability 65%. Which vulnerability should be prioritized for immediate patching? (Select one!)
Explanation
EPSS predicts exploitation probability within the next 30 days using 1100+ variables and is updated daily based on real-world threat intelligence. CVE-2025-2222 with 65% EPSS probability is far more likely to be exploited than CVE-2025-1111 with only 2% probability, despite the CVSS score difference. Research shows only 2-7% of vulnerabilities are ever exploited, so EPSS helps focus on real-world risk rather than theoretical impact. While CVSS Critical scores indicate high potential impact, low EPSS suggests attackers are not actively targeting that vulnerability. Waiting for weaponized exploits defeats the purpose of predictive scoring. Modern vulnerability management combines both scores with EPSS providing exploitation likelihood.
5. An organization deploys Extended Detection and Response (XDR) to improve security operations. The security architect must explain how XDR differs from traditional SIEM deployments. Which capability uniquely distinguishes XDR from SIEM? (Select one!)
Explanation
XDR's defining characteristic is automated response capabilities that span multiple security layers (endpoints via EDR, network traffic, email, cloud workloads) with coordinated action. When XDR detects a threat on an endpoint, it can automatically isolate the host, block related network traffic, quarantine emails, and disable compromised cloud identities in a unified response. SIEM systems excel at log aggregation and correlation but primarily focus on detection and alerting rather than automated multi-domain response. Real-time alerting from correlation rules is a core SIEM capability. Compliance reporting with long retention is a SIEM strength but not an XDR focus.
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