Cheat sheets
One printable page each. Print styles included — Ctrl+P gives you a clean handout.
Azure naming quick reference
Cloud Adoption Framework resource abbreviations, a naming pattern template and the per-resource length and character limits worth memorising.
Certificate file formats
PEM, DER, PFX/PKCS#12, P7B/PKCS#7 and CSR at a glance — what each contains, plus correct openssl and certutil conversion commands.
EAP methods comparison
EAP-TLS vs PEAP-MSCHAPv2 vs EAP-TTLS/PAP for 802.1X: credentials, certificate requirements, platform support and Entra-only compatibility.
Intune network endpoints & ports
Firewall allow-list quick reference for Intune enrolment and management: Microsoft, Apple and Google endpoints with required ports.
Microsoft Graph PowerShell authentication
The five ways to Connect-MgGraph — interactive, device code, client secret, certificate and managed identity — and when to use each.
Private endpoint DNS zones
Every privatelink private DNS zone by Azure service — storage, SQL, Cosmos, Key Vault, AKS, App Service, Monitor and more — plus the public zones on-prem DNS must forward.