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Cheat sheets

The commands you need on one page: Kubernetes, Docker, Terraform, the cloud CLIs, Linux, databases, networking and security. Short, tested and free.

46 cheat sheets
19 topics
24 command pages

AI infrastructure & LLM security

Application & API security

Backup & recovery

Backup verification cheat sheetIT notes · PythonFixes series

Cloud: AWS & Azure

Data engineering

Databases & SQL

DevOps basics

Environment debugging cheat sheetDevSecOps notes · DevOps series

DevSecOps & cloud security

Docker & containers

Docker command cheat sheetDevSecOps notes · Visual series

Git & CI/CD

Incident response & detection

Kubernetes

Linux

Linux command cheat sheetIT notes · Visual series

Networking & DNS

Observability & SRE

Incident command cheat sheetDevSecOps notes · DevOps series

Release & build engineering

Security & hardening

Supply chain & SBOM

SBOM and licence cheat sheetDevSecOps notes · PythonSec series

Terraform, Ansible & IaC

Command pages: every option, 10+ examples

All 312 command pages · Study summaries