Security
Security agent skills give AI agents disciplined security workflows: code review for vulnerabilities, secret handling, dependency audits, and hardening checklists. Every skill on SkillMD also passes its own safety review before listing, with capability flags shown on each page.
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rajanthar Skill Healthcare Phi ComplianceProtected Health Information (PHI) and Personally Identifiable Information (PII) compliance patterns for healthcare applications. Covers data classification, access control, audit trails, encryption, and common leak vectors.
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rajanthar Skill Quality NonconformanceCodified expertise for quality control, non-conformance investigation, root cause analysis, corrective action, and supplier quality management in regulated manufacturing. Informed by quality engineers with 15+ years experience across FDA, IATF 16949, and AS9100 environments. Includes NCR lifecycle management, CAPA systems, SPC interpretation, and audit methodology. Use when investigating non-conformances, performing root cause analysis, managing CAPAs, interpreting SPC data, or handling supplier quality issues.
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alexandrbasis Bundle Code Analysis 3Analyze the structure and quality of the current codebase with evidence-backed metrics, patterns, and recommendations. Use for an explicit code audit, architecture assessment, codebase overview, hotspot/complexity question, module-dependency analysis, or pre-implementation exploration. Do not use for pre-merge review (use /sr), runtime debugging (use /dbg), or external-technology research (use /deep-research).
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jamie-bitflight Skill Comprehensive Test Review 2Use when reviewing pytest test suites for coverage, isolation, mock usage, naming conventions, or completeness. Activates on requests like "review test coverage", "audit test quality", or "check tests for completeness". Performs thorough checklist-driven review for test isolation, mock correctness, AAA pattern adherence, and naming standards.
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oliver-kriska Bundle Phx Audit 2Project health audit and health check — architecture, performance; Use when assessing overall project health…
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elevanaltd-hestai-mcp Skill Security Threat Modeling===SECURITY_THREAT_MODELING===
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abelrguezr Bundle Server Side Xss Dynamic PDFServer-Side XSS in Dynamic PDF Generation
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abelrguezr Bundle Discord Invite SecurityAnalyze Discord invite security risks, assess server vulnerability to invite hijacking attacks, and generate security awareness materials. Use this skill whenever the user mentions Discord server security, invite link safety, phishing prevention, or needs to understand Discord invite hijacking threats. Also trigger when users want to audit their Discord server's invite configuration or create security training about Discord-based attacks.
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abelrguezr Bundle PHP Disable Functions Bypass 2Bypass PHP disable_functions restrictions using stream wrapper exploits. Use this skill when testing PHP applications for security vulnerabilities, specifically when you encounter disabled functions like fopen, file_get_contents, or similar file operations. Trigger this when the user mentions PHP security testing, disable_functions bypass, PHP wrapper exploits, or when analyzing PHP configurations with restricted functions. Make sure to use this skill whenever the user is doing authorized pentesting on PHP applications and needs to understand or demonstrate function restriction bypasses.
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abelrguezr Bundle PHP Disable Functions Bypass 3Bypass PHP disable_functions restrictions on Windows systems running PHP <= 5.2.9. Use this skill when performing authorized security assessments on legacy Windows PHP applications where functions like exec(), system(), shell_exec() are disabled. This technique exploits Windows path separator handling to execute commands via batch files. Only use on systems you have explicit authorization to test.
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abelrguezr Bundle PHP Disable Functions Bypass 4How to test for PHP disable_functions and safe_mode bypass vulnerabilities during authorized penetration testing. Use this skill whenever you need to assess PHP security configurations, test for function restriction bypasses, or evaluate PHP hardening effectiveness. Make sure to use this skill when the user mentions PHP security testing, disable_functions bypass, safe_mode testing, PHP vulnerability assessment, or web application security audits involving PHP.
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abelrguezr Bundle Macos Xpc Connection Get Audit Token AttackmacOS XPC Audit Token Spoofing
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hashgraph-online-awesome-codex-plugins Skill Ship 2Ship phase. Runs isolated integration test in a fresh worktree, creates a PR with full spec + audit report in the body, watches CI, and auto-fixes failures.
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hashgraph-online-awesome-codex-plugins Skill AuditAudit phase. Parallel review: code quality + security + tests. Semantic dedup of cross-mode findings. Outputs PASS/WARN/FAIL per dimension. Validates spec coverage.
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hashgraph-online-awesome-codex-plugins Skill Secret GuardScan staged diff (or specified files) for leaked secrets with redacted output
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hashgraph-online-awesome-codex-plugins Bundle X Post WriterDraft a single tweet or short auto-thread for X (Twitter) using a 2026 X hook formula (one-liner contrarian, data-point, build-in-public, mini-list, relatable cold-open), picked by goal (replies, reposts, likes, bookmarks). Respects the 280-char limit (25,000 on Premium), runs the humanizer pass, and publishes via Publora on approval. Use to write a tweet from notes. Not for long threads (use x-thread-builder) or auditing a draft (use x-humanizer --mode audit).
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hashgraph-online-awesome-codex-plugins Bundle X Thread BuilderBuild a long-form X (Twitter) thread (tweetstorm) using a 2026 thread formula (listicle-thread, story thread, curiosity-gap opener, how-I teardown), picked by goal (bookmarks, likes, reposts, replies). Structures tweet 1 as a promise plus open loop, paces one beat per tweet, and closes for the repost. Publishes via Publora, which auto-splits long content into a numbered (1/N) thread. Not for single tweets (use x-post-writer) or auditing a draft (use x-humanizer --mode audit).
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lev-os Skill InvestigationOSINT and people-finding — structured investigations, company intel, due diligence, and ethical people search across public records and social media. USE WHEN OSINT, due diligence, company intel, background check, find person, locate, people search, reconnect, public records, reverse lookup, social media search, verify identity, domain lookup, entity lookup, organization lookup, company lookup, threat intel.
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lev-os Skill Security ReviewSecurity Review Skill
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lev-os Skill API Security Best PracticesAPI Security Best Practices
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williamzujkowski Bundle REST API DesignerDesign RESTful APIs with OpenAPI 3.1/3.2, resource modeling, HTTP semantics, versioning, pagination, HATEOAS, and OWASP API Security.
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williamzujkowski Bundle API Design ValidatorDesign and validate REST and GraphQL APIs with OpenAPI/GraphQL schema generation, security hardening, and OWASP API Security compliance.
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dirtytrii Skill Authorized Blackbox Web SecurityRun user-authorized black-box web security tests and evidence-based reports. Use for 黑盒安全测试、渗透测试、数据泄露、未授权访问、公开 JS/API、登录爆破防护、CORS 或安全响应头检查。
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specterops Bundle Cwe Code ReviewPerform CWE-grounded security code reviews and precise weakness mapping using a locally derived MITRE CWE corpus, relationship graphs, mapping notes, detection methods, mitigations, and schema semantics. Use when Codex needs to audit source code or pull requests, identify root-cause weakness classes, distinguish broad symptoms from mappable CWEs, justify CWE IDs in findings, or review code against CWE views such as Software Development, Research Concepts, Top 25, OWASP, language-specific, or AI/ML weakness sets.
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specterops Bundle Openssf Python ReviewPerform adversarial Python security code reviews grounded in the OpenSSF Secure Coding Guide for Python. Use when Codex needs to audit large Python repositories, recovered or decompiled Python source, Python services or scripts with unclear trust boundaries, or code paths involving Python-specific injection, deserialization, archive extraction, import-path, encoding, numeric, concurrency, logging, exception, resource-management, secret-handling, or randomness risks.
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specterops Bundle Owasp Security Code ReviewPerform evidence-driven security code reviews across application repositories, services, libraries, and pull requests. Use when Codex needs to audit source code for security flaws, map trust boundaries, verify authentication or authorization, trace untrusted data to sensitive sinks, assess business logic or cryptography, or produce prioritized findings when no narrower language or platform review skill fits.
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specterops Bundle Webapp ReviewWeb application security testing workflow and checklist generation. Use when planning or executing web app assessment steps, including auth, API, injection, and configuration testing.
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specterops Bundle Security ReviewPerform a security-focused review of current git changes. Use when reviewing staged/unstaged diffs, checking for vulnerabilities, and deciding merge readiness.
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specterops Bundle Electron App AuditAudit a local downloaded Electron package/path or a named Electron app and produce a deep worksheet for patchability, entrypoints, and install-chain behavior. Use when deciding whether an app is a good candidate and how to modify it.
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specterops Bundle Code ReviewSecurity-focused code review of current git changes. Use when reviewing code diffs, checking for vulnerabilities, or before merging branches.
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specterops Bundle Scaffold SecurityScaffold a security tool project with CLI, logging, and target handling. Prefer uv-based setup and packaging; if uv is unavailable, warn the user, request approval, and use a fallback bootstrap path.
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pedroiff0 Skill Security Sast AuditPerform static application security testing (SAST), secret scanning, dependency vulnerability audits (OWASP Top 10, bandit, semgrep, trivy, pip-audit, npm audit).
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openaeon Skill HealthcheckHost security hardening and risk-tolerance configuration for OpenAEON deployments. Use when a user asks for security audits, firewall/SSH/update hardening, risk posture, exposure review, OpenAEON cron scheduling for periodic checks, or version status checks on a machine running OpenAEON (laptop, workstation, Pi, VPS).
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iapro-community Bundle Skill Supabase RlsDesign and review defensive Supabase/Postgres Row Level Security for SaaS systems. Use for RLS policies, auth-aware tenant isolation, storage policies, service-role boundaries, migrations, indexes, positive/negative access tests, and data-isolation security reviews.
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iapro-community Skill Skill Evolution APIUse for WhatsApp automation with Evolution API, including instance lifecycle, QR pairing, inbound and outbound messages, webhooks, consent, tenant isolation, queues, idempotency, rate limits, retries, audit logs, and reliable delivery.
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iapro-community Bundle Skill Security HooksInstall and maintain defensive security hooks and CI gates for authorized SaaS projects. Use when asked to add pre-commit hooks, pre-push hooks, CI security scans, GitHub Actions hardening, secret scanning, dependency scanning, SAST, DAST gates, or security automation around existing repositories.
Frequently asked questions
What are Security agent skills?
Security agent skills give AI agents disciplined security workflows: code review for vulnerabilities, secret handling, dependency audits, and hardening checklists. Every skill on SkillMD also passes its own safety review before listing, with capability flags shown on each page.
Which Security skills are most installed?
Popular Security skills on SkillMD right now include healthcare-phi-compliance, quality-nonconformance, code-analysis. Rankings shift as installs change; sort this page by "Most installs" for the live list.
Do Security skills work with Claude Code and Cursor?
Yes. Every skill here ships as a SKILL.md file, an open format that works in Claude Code, Claude.ai, Cursor, Codex, Windsurf, and 60+ other agents. Install one with npx skillmds@latest add <owner>/<name>, or copy the file into your agent's skills directory.