Skip to content
Digital Sentinel

Study guides

Certification study guides

Exam objectives turned into something worth reading: what you need to know, why it matters in practice, and how it tends to appear on the exam. Free, and kept current.

AWS Certified Security – Specialty1 guide

CompTIA Cybersecurity Analyst (CySA+)1 guide

CompTIA Cybersecurity Analyst (CySA+)Associate

CompTIA CySA+ CS0-003 — the complete study guide

CySA+ is Security+ with the training wheels off: real log analysis, real vulnerability prioritisation, real incident response. Here is what it tests and how to prepare.

9 min read

CompTIA Security+ SY0-7011 guide

GIAC Certified Incident Handler1 guide

GIAC Certified Incident HandlerProfessional

GIAC GCIH — the complete study guide

GCIH is open book, and that is exactly why people fail it. How to build the index that passes the exam, plus every attack technique and incident handling phase it tests.

8 min read

AWS Certified Cloud Practitioner1 guide