
CheatSheetSeries
The OWASP Cheat Sheet Series was created to provide a concise collection of high value information on specific application security topics.

The OWASP Cheat Sheet Series was created to provide a concise collection of high value information on specific application security topics.

Curated collection of wordlists for security assessments, including usernames, passwords, URLs, fuzzing payloads, and sensitive data patterns for…

Collection of methodology and test case for various web vulnerabilities.

Athena OS is a Arch/Nix-based distro focused on Cybersecurity. Learn, practice and enjoy with any hacking tool!

Primary Git Repository for the Zephyr Project. Zephyr is a new generation, scalable, optimized, secure RTOS for multiple hardware architectures.

Structured online cybersecurity curriculum for educators, providing ready-to-use activities and resources to teach teens (13-18) about security…

Community-maintained Markdown knowledge base covering cybersecurity foundations, offensive and defensive practice, governance, threat intelligence,…

A collection of challenge based hack-a-thons including student guide, coach guide, lecture presentations, sample/instructional code and templates. …

Open source browser lab to build a simulated infrastructure, watch an attack move through it, and check whether your defense works.

Reproduce DeFi hacked incidents using Foundry.

Monorepo of OWASP Bug Logging Tool projects: crowd-sourced vulnerability reporting, bug bounty workflows, CVE namespace, autopatching, and security…

A curated list of cybersecurity tools and resources.

A curated list of AI Security materials and resources for Pentesters, Bug Hunters, and Security Researchers.

A Framework for Integrating Application Security into Software Engineering (FIASSE) using the Securable Software Engineering Model (SSEM)

A repository of KQL queries focused on threat hunting and threat detecting for Microsoft Sentinel & Microsoft XDR (Former Microsoft 365 Defender).

Atomic web vulnerability labs. One OWASP flaw per app — minimal Flask + Docker, intentionally broken for hands-on study with Burp Suite.

Browser-based Merkle tree demo — build a tree, generate inclusion proofs, recompute the root hash by hash, and replay the RFC 6962 second-preimage…

The Web Security Testing Guide is a comprehensive Open Source guide to testing the security of web applications and web services.