Free Security Training

Two complete courses are entirely free — no subscription, no account, no credit card. Every paid course also includes free foundation modules. Start reading now.

Free Foundation Modules

Free Modules in Every Paid Course

Every paid course opens with 2 free modules. Read the content, run the simulations, and experience the depth before subscribing.

2 Free of 16 Modules
Endpoint Security Engineering
ES0: Foundations · ES1: OS Internals
  • Free: Endpoint Security Foundations + OS Internals
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2 Free of 20 Modules
Entra ID Security Architecture
EI0: Identity Threat Landscape · EI1: Entra ID Fundamentals
  • Free: Identity Threat Landscape + Entra ID Fundamentals
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3 Free of 20 Modules
Practical Incident Response
IR0: IR Lifecycle · IR1: Toolkit Setup · IR2: Evidence Handling
  • Free: IR Lifecycle + Toolkit Setup + Evidence Handling
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2 Free of 13 Modules
Detection Engineering
DE0: The Detection Gap · DE1: Threat Modeling
  • Free: The Detection Gap + Threat Modeling
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2 Free of 15 Modules
Mastering KQL
K0: KQL Foundations · K1: Core Operators
  • Free: KQL Foundations + Core Operators
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2 Free of 16 Modules
Incident Triage & First Response
TR0: The Triage Problem · TR1: Evidence Volatility
  • Free: The Triage Problem + Evidence Volatility
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2 Free of 17 Modules
Practical Linux IR
LX0: Linux IR Landscape · LX1: Evidence Collection
  • Free: Linux IR Landscape + Evidence Collection
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2 Free of 15 Modules
Network Detection and Forensics
NF0: Network Evidence Landscape · NF1: Building Your NSM Sensor
  • Free: Network Evidence Landscape + Building Your NSM Sensor
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2 Free of 17 Modules
Threat Hunting in M365
TH0: Hunting Foundations · TH1: Hunting Methodology
  • Free: Hunting Foundations + Hunting Methodology
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2 Free of 14 Modules
Security Automation
SA0: Automation Foundations · SA1: Automation Architecture
  • Free: Automation Foundations + Architecture
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2 Free of 18 Modules
Practical GRC
G0: GRC Foundations · G1: Risk Assessment
  • Free: GRC Foundations + Risk Assessment
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