4.12 Security
Every entry filed under Security and its subtopics.
Level
- Beginner 13
- Intermediate 6
- Advanced 0
What kind of help
- Guided project 0
- Explains an idea 9
- Step by step 7
- Cheat sheet 1
- Fixes an error 2
What do these mean?
- Beginner
- You are new to this topic.
- Intermediate
- You use it, and want to get better.
- Advanced
- You know it well and need the details.
- Guided project
- Build something small from start to finish, step by step.
- Explains an idea
- Plain words on how something works and why.
- Step by step
- Numbered steps to get one task done.
- Cheat sheet
- Commands and options in a table, to look up fast.
- Fixes an error
- An error message, what it means, and how to solve it.
18 entries match these filters
- 0455 Which security tool does what? A map for beginners A beginner's map of open source security tool families: vulnerability scanners, secret detection, static analysis, host audits, web application testing, network inventory… Beginner · Explains an idea · Any system Article Security resources & detection · Server hardening 15 Oct 2026
- 0451 awesome-security-hardening: a curated list of hardening guides, benchmarks and tools A maintained awesome list of security hardening guides, checklists, benchmarks and tools for operating systems, services, containers and cloud platforms, kept current… Any system Repo Security resources & detection · Server hardening 15 Oct 2026
- 0450 OWASP Cheat Sheet Series: concise guides to building applications securely The OWASP Cheat Sheet Series is a set of short, topic-focused guides on secure development, from authentication and session management to input… Any system Repo Security resources & detection 15 Oct 2026
- 0454 Scan your own code and containers in CI: Gitleaks, Semgrep and Trivy Set up a GitHub Actions workflow that runs Gitleaks, Semgrep and Trivy on every push of your own project, learn what each… Intermediate · Step by step · Any system Article Pipelines, runners & hooks · Security testing & CTF 15 Oct 2026
- 0440 pySigma: the Python library that converts Sigma rules into queries pySigma parses Sigma detection rules and, with backend plugins, converts them into native queries for Splunk, Elastic, Loki, Sentinel and other log… Any system Repo Detection & threat hunting · Logs 15 Oct 2026
- 0443 Security monitoring explained: IDS, SIEM, EDR and where the logs go A plain language map of the security monitoring tool families, what each one watches, how they feed one another, and where the… Beginner · Explains an idea · Any system Article Detection & threat hunting · Logs 15 Oct 2026
- 0431 What is a detection rule? Sigma explained for beginners A detection rule describes one kind of suspicious activity in logs. Sigma is the shared, tool-independent way to write such rules, so… Beginner · Explains an idea · Any system Article Alerting & dashboards · Security resources & detection 15 Oct 2026
- 0433 What is an awesome list? Awesome lists are hand-curated link collections on GitHub, one per subject, that follow a shared convention. How they work, how to tell… Beginner · Explains an idea · Any system Article Security resources & detection 15 Oct 2026
- 0429 PayloadsAllTheThings: a knowledge base organised by web vulnerability class A community-maintained reference that gives each class of web and application weakness its own section with background, detection notes and remediation references,… Any system Repo Security resources & detection · Security testing & CTF 15 Oct 2026
- 0430 HackTricks: a community wiki of security notes A large, continuously updated wiki of security study notes, organised like a textbook and published in GitBook style, used for learning, CTF… Any system Repo Security resources & detection · Security testing & CTF 15 Oct 2026
- 0426 Sigma: the open detection-rule format for log data The SigmaHQ repository holds the vendor-neutral Sigma rule specification and a community library of thousands of detection rules that converters translate into… Any system Repo Detection & threat hunting · Security resources & detection 15 Oct 2026
- 0427 awesome-security: a curated map of security tools and learning resources A long-running awesome list that groups security software, reading material, courses, conferences and communities by area, from network and endpoint defence to… Any system Repo Security resources & detection 15 Oct 2026
- 0355 TLS certificates explained What a certificate proves, who signs it, what the chain and expiry mean, and how to read any site's certificate from the… Beginner · Explains an idea · Any system Article TLS & certificates 15 Oct 2026
- 0357 Keep secrets out of git: .env files, gitignore and what to do after a leak Load passwords and API keys from an untracked .env file, commit a safe .env.example instead, catch mistakes before they are pushed, and… Beginner · Step by step · Any system Article Housekeeping · Secrets & access 15 Oct 2026
- 0307 What is encryption? Encryption scrambles data with a key so only someone with the right key can read it again. Beginner · Explains an idea · Any system Article TLS & certificates 15 Oct 2026
- 0306 What is hashing? Hashing turns any data into a fixed length fingerprint that cannot be reversed, used to check files and store passwords. Beginner · Explains an idea · Any system Article Secrets & access 15 Oct 2026
- 0277 What is TLS? TLS is the encryption layer that puts the S in HTTPS, protecting data between your browser and a server. Beginner · Explains an idea · Any system Article TLS & certificates 15 Oct 2026
- 0278 What is a certificate? A certificate is a digital ID card that proves a website or server is genuine, issued by a trusted authority. Beginner · Explains an idea · Any system Article TLS & certificates 15 Oct 2026