What's new
What was added and updated — proof the material is alive.
Entra ID mini-module and navigation improvements
- New Microsoft Entra ID module: basics, hybrid identity (PHS/PTA/federation) and access protection (Conditional Access, MFA, PIM).
- The new topics are mapped to the AZ-800 and SC-300 exams.
- The 404 page now lists five popular pages above the full sitemap.
Work references: Event IDs, recipes and war stories
- A dedicated page per event code: when it is normal, fields to check, related codes.
- "I have a problem" page: symptom → event codes → ready commands.
- Grouped menu: Learn, References, Practice, About the site.
- Event ID reference with search, category filters and first steps per code.
- "I need to do X" recipes — command, explanation and a link to the theory.
- War stories: real incidents with the full investigation logic.
- Common AD myths and what is actually true.
- Topic-to-exam map for AZ-800 / AZ-801 plus Microsoft Learn links.
- A last-updated date on every topic.
Learning from mistakes and interview questions
- Error journal: questions you missed come back for focused review.
- Brief / full reading mode in every topic.
- Glossary export to CSV and Anki.
- Interview questions for junior and mid levels.
Comparison tables and interactive diagrams
- Tables for FSMO, group scopes, Kerberos vs NTLM and LSDOU.
- Clickable AD structure diagram, Kerberos flow and inter-site replication.
- Every diagram is keyboard and screen-reader accessible.
CCNA, cloud and FortiGate tracks
- CCNA track: OSI, VLANs, routing, protocols and a subnet calculator.
- Cloud track: Entra ID, service models, shared responsibility, Zero Trust.
- FortiGate track: policy lookup, NAT, IPsec and a CLI trainer.