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Security

412 security agent skills. Back to the full catalog.

  1. owasp-security agamm/claude-code-owasp

    Reviews code for security vulnerabilities and guides secure implementation using OWASP Top 10:2025, ASVS 5.0, the OWASP Top 10 for LLM Applications (2026), and the OWASP Top 10 for Agentic Applications (2026). Use when…

    2,450 installs
  2. Use this skill as THE specialized Lightning Web Security (LWS) validator for a Lightning Web Component bundle (`.js`, `.ts`, `.html`, `.css`, `.js-meta.xml`) — the canonical LWS/Product-Security review for LWCs, NOT a g…

    2,312 installs
  3. github-actions-hardening github/awesome-copilot

    Security hardening reviewer for GitHub Actions workflow files (.github/workflows/*.yml). Reasons about the Actions threat model that pattern matchers and general code linters miss — untrusted-input script injection, pri…

    2,282 installs
  4. roblox-security tabooharmony/roblox-brain

    Use when auditing or hardening Roblox code against exploits: authority, remotes, economy, purchases, and DataStore flows.

    2,194 installs
  5. cc-skill-security-review sickn33/agentic-awesome-skills

    This skill guides review of security practices and potential vulnerabilities; no checklist ensures all code is secure. Use when implementing authentication or authorization, handling user input or file uploads, or creat…

    2,157 installs
  6. leanrea aicodeking/leanrea

    Reverse engineer shipped software with plain local CLI tools, no MCP needed. Covers Electron/JS bundles, native Mach-O/ELF/PE, Go/Rust/.NET/Flutter/WASM binaries, APKs, SQLite, pcaps, firmware and websites. Use to expla…

    2,132 installs
  7. secops-investigate google/skills

    Expert guidance for deep security incident and entity investigations in Google SecOps. Use when investigating cases, analyzing entities (hosts, IPs, domains, hashes, users), extracting and searching UDM events, performi…

    2,125 installs
  8. secops-triage google/skills

    Expert guidance for security alert triage in Google SecOps. Use when investigating and triaging security alerts, determining false positives vs. true positives, assessing entity risk, adjusting alert severity or priorit…

    2,123 installs
  9. secops-cases google/skills

    Manage Google Security Operations (SecOps) SOAR cases throughout their lifecycle. Use when listing, creating, inspecting, updating, or closing SOAR cases; adding investigative comments and notes; updating case priority…

    2,119 installs
  10. secops-hunt google/skills

    Expert guidance for proactive threat hunting in Google SecOps. Use when proactively hunting for threats, retroactively analyzing indicators of compromise (IoCs), performing prevalence searches across enterprise events,…

    2,119 installs
  11. Author, validate, test, and deploy YARA-L 2.0 detection rules and evaluate end-to-end detection coverage gaps in Google SecOps. Use when writing new detection rules, tuning existing rules, validating syntax, testing log…

    2,111 installs
  12. rust-review trailofbits/skills

    Performs comprehensive Rust security review for safe/unsafe boundary issues, memory safety in unsafe blocks, concurrency hazards, panic-induced DoS, FFI safety, and async runtime mistakes. Use when auditing Rust crates,…

    2,105 installs
  13. find-exposed-servers useosint/skills

    Find internet-exposed hosts, ports, services and devices using third-party internet-scan data instead of touching the target. Covers Shodan and Censys query syntax, service banners, favicon-hash and TLS-certificate pivo…

    1,999 installs
  14. codeql github/awesome-copilot

    Comprehensive guide for setting up and configuring CodeQL code scanning via GitHub Actions workflows and the CodeQL CLI. This skill should be used when users need help with code scanning configuration, CodeQL workflow f…

    1,982 installs
  15. who-owns-this-domain useosint/skills

    Establish who registered and who operates a domain using WHOIS, RDAP and DNS. Use when running a whois lookup, querying RDAP, digging A, AAAA, MX, NS, TXT, SOA or CAA records, reading SPF includes, DKIM selectors or DMA…

    1,936 installs
  16. mapbox-token-security mapbox/mapbox-agent-skills

    Security best practices for Mapbox access tokens, including scope management, URL restrictions, rotation strategies, and protecting sensitive data. Use when creating, managing, or advising on Mapbox token security.

    1,923 installs
  17. security cognitedata/builder-skills

    MUST be used whenever fixing security issues in a Flows app, or before shipping any feature that handles credentials, user input, or external data. This skill finds AND fixes security problems — it does not just report…

    1,903 installs
  18. aws-secrets-manager aws/agent-toolkit-for-aws

    Secret safety for AWS Secrets Manager, secret management, credentials, API keys, tokens, and passwords. Prevents AI agents from directly fetching secret values and teaches runtime dynamic references with asm-exec so pla…

    1,902 installs
  19. secrets-in-git-history useosint/skills

    Mine GitHub, GitLab and git history for identities, infrastructure and leaked credentials using commit author emails, GitHub code search, the commit .patch endpoint, trufflehog, gitleaks, git log pickaxe and full-ref hi…

    1,898 installs
  20. Review PlanetScale Postgres for Traffic Control, query tags, roles, pg_strict, backups/PITR, private connectivity, webhooks, branches, and safe agent operation.

    1,884 installs
  21. pentest-tools zhaoxuya520/reverse-skill

    主动渗透测试工具链。覆盖信息收集、端口扫描、漏洞扫描、Web 渗透、SQL 注入、目录爆破、密码破解等场景。 通过 MCP server(pentestMCP / mcp-security-hub)将 20+ 安全工具暴露给 AI agent。 触发关键词:渗透测试、端口扫描、Nmap、漏洞扫描、Nuclei、SQL 注入、SQLMap、目录爆破、FFUF、密码破解、Hashcat、信息收集、子域名、Web 渗透、ZAP、Burp。

    1,859 installs
  22. End-to-end passive reconnaissance for a domain, website or IP — builds an asset inventory covering registration, DNS, subdomains, infrastructure, tech stack, history and ownership without sending a single packet to the…

    1,849 installs
  23. mantis-threat-model google/mantis

    Synthesizes trust boundaries, attack surfaces, and attacker profiles into a living threat model. Use as Stage B of the Knowledge Base generation process, reading architecture and entity definitions from the KB. Don't us…

    1,842 installs
  24. Best practices for Android Intent security. Use this skill when auditing component configurations in AndroidManifest.xml activities, services, receivers) or source code handling incoming Intents (getIntent, getParcelabl…

    1,836 installs
  25. hunt-a-handle useosint/skills

    Enumerate a username across hundreds of platforms with sherlock, maigret and WhatsMyName, then correlate and confirm which accounts genuinely belong to the same person. Use for username OSINT and handle enumeration, "fi…

    1,821 installs
  26. whose-number-is-this useosint/skills

    Investigate a phone number — E.164 normalisation with libphonenumber, phoneinfoga scanning, carrier and line-type identification, VoIP and burner detection, messaging-app registration checks, and reverse-lookup and call…

    1,816 installs
  27. jwt-security-review securityskills/skills

    Audit JSON Web Token implementations for algorithm confusion, weak secrets, missing validation, and token lifecycle flaws. Use when a codebase or API uses JWTs for auth.

    1,814 installs
  28. follow-the-crypto useosint/skills

    Trace cryptocurrency addresses and transactions on public blockchains using block explorers including Etherscan, Blockchair, mempool.space and Blockscout. Covers common-input clustering, ENS resolution, exchange deposit…

    1,800 installs
  29. find-hidden-subdomains useosint/skills

    Enumerate an organisation's subdomains and sibling domains from Certificate Transparency logs and passive DNS, without sending traffic to the target. Covers crt.sh and CT log queries, certificate SAN fields, subfinder a…

    1,761 installs
  30. security-review sickn33/agentic-awesome-skills

    No description provided.

    1,727 installs
  31. find-leaks-in-the-wild useosint/skills

    Find leaked or mentioned selectors circulating in pastes, leak forums, Telegram channels and dump markets, and judge whether a claimed leak is genuine or a recycled combolist. Covers paste aggregators, site: searches ov…

    1,725 installs
  32. google-like-a-spy useosint/skills

    Craft advanced search-engine queries and Google dorks to surface hidden files, documents and mentions. Covers site:, filetype:, inurl:, intitle:, intext: and before:/after: operators, verbatim search, exposed directory…

    1,707 installs
  33. owasp-security-check sergiodxa/agent-skills

    Security audit guidelines for web applications and REST APIs based on OWASP Top 10 and web security best practices. Use when checking code for vulnerabilities, reviewing auth/authz, auditing APIs, or before production d…

    1,704 installs
  34. apk-reverse zhaoxuya520/reverse-skill

    在 CLI 环境下做 Android APK 逆向时使用。适用于 APK 解包、Java 反编译、smali 修改、重打包、Frida 动态 Hook,以及按需切换到 so/native 分析。优先使用本机已安装的 jadx、apktool、frida、adb、ida-reverse、radare2。

    1,698 installs
  35. gdpr-compliant github/awesome-copilot

    Apply GDPR-compliant engineering practices across your codebase. Use this skill whenever you are designing APIs, writing data models, building authentication flows, implementing logging, handling user data, writing rete…

    1,673 installs
  36. anthropic-cybersecurity-skills reason-machines/security-skills

    Use 754 structured cybersecurity skills mapped to MITRE ATT&CK, NIST CSF, ATLAS, D3FEND, and NIST AI RMF for AI-driven security operations

    1,655 installs
  37. shannon-ai-pentester reason-machines/trending-skills

    Autonomous white-box AI pentester for web applications and APIs using source code analysis and live exploit execution

    1,650 installs
  38. llm-security semgrep/skills

    Security guidelines for LLM applications based on OWASP Top 10 for LLM 2025. Use when building LLM apps, reviewing AI security, implementing RAG systems, or asking about LLM vulnerabilities like 'prompt injection' or 'c…

    1,640 installs
  39. jwt-security mindrally/skills

    Guidelines for implementing JWT authentication with security best practices for token creation, validation, and storage

    1,590 installs
  40. Run an AWS Security Agent threat model review on spec/design documents. Use when the user asks to review a spec for security, run a threat model, check if a design introduces security risks, review requirements.md or de…

    1,589 installs
  41. mantis-summarize google/mantis

    Pre-processes the repository by generating security-focused summaries (mantis-summary.md) for each directory to make planning and research more efficient. Use when starting a review campaign to map the codebase before t…

    1,577 installs
  42. mantis-plan google/mantis

    Formulates a targeted defensive security reviewing plan based on the active threat model and historical learnings. Use when starting a security review campaign to map the codebase boundaries and generate a roadmap (work…

    1,571 installs
  43. pentesting-with-aws-security-agent aws/agent-toolkit-for-aws

    Run an AWS Security Agent penetration test against a live web application — registers and verifies the target domain, exercises the supplied endpoints with the managed Security Agent service, and returns verified runtim…

    1,563 installs
  44. reverse-skill-router zhaoxuya520/reverse-skill

    Routes reverse engineering, exploitation, penetration testing, malware, mobile, firmware, browser automation, documentation, and security tasks to the appropriate specialist skill. Use when a task spans modules or the c…

    1,559 installs
  45. mantis-dedupe google/mantis

    Consolidates raw security findings to eliminate redundant reports. Use when raw findings have been generated by the researcher and need consolidation before review. Don't use for initial code auditing or patch generatio…

    1,558 installs
  46. mantis-reproduce google/mantis

    Generates and runs crash reproducers to verify security flaws. Use when viable findings exist and you need to write and execute a script or payload to verify the crash. Don't use for code auditing or patching.

    1,552 installs
  47. convex-security-audit waynesutton/builder-skills

    No description provided.

    1,549 installs
  48. mantis-calibrate google/mantis

    Calculates the final risk score based on empirical evidence and architectural impact. Use when findings have been fully processed by previous stages and you need to append final risk scores to the finding files. Don't u…

    1,549 installs
  49. mantis-history google/mantis

    Analyzes the repository's version control system (VCS) history to extract past vulnerabilities, security fixes, and vulnerability patterns. Use as an initial pre-processing step to build a historical vulnerabilities dat…

    1,540 installs
  50. mantis-patch google/mantis

    Generates minimal security fixes using transactional isolation (shadow directories or file backups), applies patches, and verifies them. Use when security findings are successfully reproduced and need patches applied an…

    1,539 installs