Security Defense Analysis with Splunk and Threat Intelligence — PickAClass
⏱ 3h 2m 📚 29 lessons 🎧 Audio version

Security Defense Analysis with Splunk and Threat Intelligence

Learn to investigate and respond to cyber threats using Splunk and modern threat intelligence data sources to kickstart your career as a security operations analyst.

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About this course

In today's digital landscape, security operations center (SOC) analysts are the first line of defense against sophisticated cyber threats. Understanding how to collect, analyze, and act on security data is essential for protecting modern organizations. This course guides you through the foundational concepts of security defense analysis. You will learn how to leverage powerful tools like Splunk and utilize threat intelligence sources to detect, investigate, and mitigate security incidents effectively. What you'll learn: - Learn core security operations center (SOC) workflows and terminology - Understand how to navigate and query security logs within Splunk - Analyze threat intelligence data sources to identify potential threat actors - Apply incident response methodologies to investigate and contain attacks - Configure basic alerting rules and monitoring dashboards - Practice applying modern zero-trust security concepts to defense analysis. The course starts with foundational definitions of threat landscapes and security operations before moving into practical data analysis techniques and log investigation workflows. This course is designed for beginners aspiring to become security analysts, with no prior cybersecurity experience required. Begin your journey into security operations and master the tools of defense analysis today.

Course contents

6 modules · 29 lessons · 3h 2m

1 Foundations of Security Operations
Understand the role of a SOC and the modern threat environment.
5 lessons · 31 min
  1. The Life of a SOC Analyst
    Overview of daily SOC workflows and responsibilities.
    6 min
  2. Speaking SOC: Key Terminology
    Essential glossary of security operations terms.
    6 min
  3. The Modern Threat Landscape
    Understanding current cyber threats and attack vectors.
    6 min
  4. Zero-Trust: A New Defense Mindset
    Core principles of 'never trust, always verify' in defense.
    7 min
  5. The Security Operations Framework
    Foundational structure of how security teams function.
    6 min
2 Mastering Splunk for Log Analysis
Learn to navigate Splunk and perform basic security log queries.
5 lessons · 33 min
  1. Getting Around in Splunk
    Navigating the Splunk Web interface and Search app.
    6 min
  2. Your First Search: SPL Basics
    Writing basic Search Processing Language (SPL) queries.
    7 min
  3. Log Investigation Workflows
    Step-by-step process for tracing an event through logs.
    7 min
  4. Filtering and Time Modifiers
    Narrowing down search results to find specific security events.
    6 min
  5. Understanding Data Sources
    How different logs (Windows, Firewall) appear in Splunk.
    7 min
3 Threat Intelligence Integration
Use threat intelligence to identify and profile cyber adversaries.
5 lessons · 31 min
  1. TI Data Sources
    Exploring OSINT, commercial feeds, and internal intelligence.
    6 min
  2. Profiling Threat Actors
    Identifying motivations and techniques of different attackers.
    6 min
  3. Indicators of Compromise (IoCs)
    Learning to spot IPs, hashes, and domains linked to attacks.
    6 min
  4. Enriching Logs with Intelligence
    Using TI to add context to Splunk search results.
    7 min
  5. The Pyramid of Pain
    Understanding which indicators are hardest for attackers to change.
    6 min
4 Incident Response & Investigation
Apply methodologies to investigate and mitigate security incidents.
5 lessons · 31 min
  1. IR Methodologies: NIST vs SANS
    Standard frameworks for handling security incidents.
    6 min
  2. Investigating the Attack
    Techniques for determining the scope and impact of a breach.
    7 min
  3. Containment Strategies
    How to stop an attack from spreading further.
    6 min
  4. Eradication and Recovery
    Removing the threat and restoring normal operations.
    6 min
  5. Post-Incident Lessons Learned
    Documenting findings to improve future defense.
    6 min
5 Detection and Visualization
Create alerts and dashboards to monitor security status.
5 lessons · 32 min
  1. Configuring Alerting Rules
    Setting up automated triggers for suspicious activity.
    7 min
  2. Alert Triage and Prioritization
    Determining which alerts need immediate attention.
    6 min
  3. Introduction to Dashboards
    The purpose of visual monitoring in a SOC.
    6 min
  4. Building a Security Dashboard
    Creating charts and tables to visualize security data.
    7 min
  5. Monitoring Real-Time Threats
    Using dashboards for continuous situational awareness.
    6 min
6 Practical Defense Scenarios
Apply all learned skills to realistic security scenarios.
4 lessons · 24 min
  1. Scenario: Brute Force Attack
    Detecting and responding to failed login attempts.
    7 min
  2. Scenario: Suspicious Data Export
    Investigating potential data exfiltration using Splunk.
    7 min
  3. Zero-Trust in Practice
    Applying zero-trust checks during an investigation.
    6 min
  4. Course Wrap-up and Next Steps
    Final review and advice for starting a SOC career.
    4 min
Final project

The 'First Responder' Incident Report

You are presented with a series of logs in a simulated Splunk environment showing a potential breach. You must perform a full investigation.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • 🎧 Audio version included
    Learn on the go — no screen needed
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 14-day refund
    No questions asked
  • ⚡ Short & focused
    3h 2m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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PickAClass
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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Security Defense Analysis with Splunk and Threat Intelligence
Skills demonstrated
✓
Behavioral pattern analysis
Foundational
1.2 hrs
✓
Decision-architecture frameworks
Proficient
1.4 hrs
✓
A/B test design
Proficient
1.7 hrs
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Behavioral copywriting
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1.9 hrs
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PickAClass — Name Surname
Security Defense Analysis with Splunk and Threat Intelligence
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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Just a phone or computer with internet. No installs, no special hardware.

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Yes — full refund within 14 days, no questions asked.

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Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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