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Claude-Red skills

claude-red is a curated library of offensive security skills designed for the Claude skills system. Each skill is a structured SKILL.md file that primes Claude with expert-level methodology for a specific attack surface — from SQLi to shellcode, EDR evasion to exploit development. 57 skills. skills-hub.ai mirrors 57 skills from Claude-Red daily, every skill links back to its upstream GitHub source. Install with one command across Claude Code, Cursor, Codex, Windsurf, and any MCP-compatible tool.

Upstream: github.com/SnailSploit/Claude-Red

Installing a Claude-Red skill

Pick a skill below, then run the install command for your AI coding tool. The skills-hub CLI writes the SKILL.md to the right directory and tracks the install in .skills.json so your team gets reproducible installs.

# Install a Claude-Red skill
npx @skills-hub-ai/cli install <skill-slug>

# Browse all Claude-Red skills via API
curl https://skills-hub.ai/api/v1/skills?source=claude-red

# Browse all sources
open https://skills-hub.ai/sources

Top Claude-Red skills

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The most-installed skills from Claude-Red, ranked by adoption.

  1. 01offensive-cloud

    Cloud security attack methodology covering AWS, Azure, and GCP. Includes credential harvesting (IMDS, ~/.aws, env vars, leaked CI secrets, instance roles), enumeration with cloud-specific tools (pacu, ScoutSuite, Prowler, ROADtools, gcp_enum), privilege escalation paths (IAM PassRole, AssumeRole chains, Lambda/Functions privilege flips, Azure Owner-on-self, GCP serviceAccountTokenCreator), persistence techniques (IAM user/key creation, AAD app registration, GCP svc account key creation, EventBridge/Logic Apps backdoors), data exfiltration (S3/Blob/GCS, snapshot share, RDS/CosmosDB/Cloud SQL exfil), cloud-native lateral movement (cross-account assume, Azure AD multi-tenant, GCP project hierarchy), serverless attacks (Lambda env vars, layer hijack, Step Functions), Kubernetes-on-cloud (EKS/AKS/GKE-specific paths to node and AWS metadata), and CSPM evasion (CloudTrail blind spots, GuardDuty mute, Sentinel rule shaping). Use when the engagement scope is cloud accounts, when you've stolen c

    Buildfrom Claude-Red
  2. 02offensive-active-directory

    Active Directory attack methodology for internal network red team engagements. Covers reconnaissance (BloodHound, PowerView, ADExplorer), credential abuse (Kerberoasting, ASREProasting, NTLM relay, LLMNR/NBT-NS poisoning), privilege escalation (ACL abuse, GPO abuse, unconstrained/constrained delegation), lateral movement (Pass-the-Hash, Pass-the-Ticket, Overpass-the-Hash, WMI/WinRM/PsExec), persistence (Golden/Silver/Diamond Tickets, DCSync, DCShadow, AdminSDHolder, Skeleton Key), forest trust attacks, ADCS abuse (ESC1-ESC15), and modern MDI/Defender for Identity evasion. Use when assessing on-prem AD, hybrid AD/Entra ID environments, or ADCS deployments.

    Buildfrom Claude-Red
  3. 03SKILL: AI Pentest

    AI/LLM security offensive checklist: prompt injection, jailbreaking, model extraction, training data poisoning, adversarial inputs, LLM-assisted attack automation, and AI system reconnaissance. Use when assessing AI/ML systems, red-teaming LLMs, or researching AI attack vectors.

    Buildfrom Claude-Red
  4. 04SKILL: Week 5: Basic Exploitation (Linux with Mitigations Disabled)

    Week 5 exploit development curriculum. Foundational exploitation techniques: controlling EIP/RIP, ROP chain construction, ret2libc, shellcode injection, heap spraying, bypass techniques for ASLR/NX/stack canaries. Use when building initial PoCs or understanding classic exploitation primitives.

    Buildfrom Claude-Red
  5. 05SKILL: Exploit Development

    Exploit development operational guide: environment setup, debugging workflow, PoC development lifecycle, writing reliable exploits, using pwntools/pwndbg, heap exploitation techniques, and weaponization considerations. Use when actively developing exploits or setting up an exploit dev environment.

    Buildfrom Claude-Red
  6. 06SKILL: Bug Identification

    Systematic bug identification methodology: source code review patterns, black-box testing strategies, taint analysis, dangerous function hunting, data flow tracing, and automated scanning setup. Use for code audits, bug bounty triage, or building vulnerability identification pipelines.

    Buildfrom Claude-Red
  7. 07offensive-fuzzing

    Practical offensive fuzzing methodology covering target identification, fuzzer selection (AFL++, libFuzzer, Honggfuzz, Boofuzz, syzkaller), harness writing, corpus curation, mutation strategies, coverage measurement, and crash triage. Use when setting up or running fuzz campaigns against any target: file parsers, network protocols, kernel drivers, EDR engines, embedded firmware, or language runtimes.

    Buildfrom Claude-Red
  8. 08SKILL: Week 2: Finding Vulnerabilities Through Fuzzing

    Week 2 of the exploit development curriculum. Covers fuzzing methodology: target selection, corpus generation, coverage-guided fuzzing with AFL++/libFuzzer, structured fuzzing, and triage/deduplication. Use when setting up fuzz campaigns, selecting harness strategies, or triaging fuzzer output.

    Buildfrom Claude-Red
  9. 09SKILL: Advanced Redteam Ops

    Practical advanced red team operations guide: OPSEC discipline, C2 infrastructure design, living-off-the-land techniques, lateral movement, persistence, data exfiltration, and evading modern defenses. Use for planning advanced red team engagements or understanding APT TTPs.

    Buildfrom Claude-Red
  10. 10SKILL: Endpoint Detection and Response

    EDR evasion offensive checklist: hook unhooking (user/kernel), direct syscalls, PPID spoofing, process injection variants, AMSI bypass, ETW patching, memory encryption, and behavior-based evasion. Use when planning EDR bypass during red team engagements or researching AV/EDR evasion techniques.

    Buildfrom Claude-Red
  11. 11SKILL: Modern Initial Access

    Initial access techniques checklist: phishing (spear/smishing), credential stuffing, exposed service exploitation, supply chain attacks, watering hole, VPN/RDP brute force, public-facing application exploitation. Maps to MITRE ATT&CK TA0001. Use when planning initial access phases of red team engagements.

    Buildfrom Claude-Red
  12. 12offensive-shellcode

    Shellcode development reference for offensive security engagements. Use when writing custom x86/x64 shellcode, implementing position-independent code (PIC), building shellcode loaders, evading AV/EDR detection, or converting PE files to shellcode. Covers null byte avoidance, API hashing, encoder/decoder patterns, staged vs stageless payloads, Windows PEB traversal, and cross-platform shellcode techniques.

    Buildfrom Claude-Red
  13. 13SKILL: Week 6: Understanding Windows Mitigations

    Deep-dive on Windows exploit mitigations: ASLR, DEP/NX, CFG, CET/Shadow Stack, SEHOP, Heap Guard, ACG, Arbitrary Code Guard. Covers both the protection mechanism and known bypass techniques. Use when researching Windows exploit mitigations, planning bypass strategies, or understanding protection depth.

    Buildfrom Claude-Red
  14. 14offensive-iot

    IoT and embedded device security testing methodology. Covers hardware reconnaissance (UART, JTAG, SWD, SPI flash, I2C EEPROM, eMMC chip-off), firmware acquisition (vendor portals, OTA capture, flash dump, binwalk extraction), firmware analysis (filesystem mounting, binary triage, hardcoded secrets, default credential discovery), bootloader attacks (U-Boot console, secure-boot bypass, fault injection), runtime attacks on embedded Linux/RTOS (busybox CVEs, MTD writes, /dev/mem), wireless protocol attacks (Zigbee, BLE, Z-Wave, LoRaWAN, Thread/Matter, sub-GHz), MQTT/CoAP/Modbus/BACnet/OPC-UA exploitation, mobile companion app analysis, cloud-IoT API abuse, and side-channel/glitching basics. Use for IoT pentest, smart-home assessment, ICS/OT testing, or embedded vulnerability research.

    Buildfrom Claude-Red
  15. 15offensive-osint

    Comprehensive OSINT methodology skill for offensive security, red team intelligence gathering, and bug bounty reconnaissance. Covers domain recon, email harvesting, social media profiling, GitHub/code leaks, Shodan/Censys enumeration, breach data lookup, employee profiling, infrastructure mapping, cryptocurrency tracing, geospatial intelligence, and AI-assisted analysis workflows. Use when performing reconnaissance against a target domain or organization, investigating a person or entity, tracing cryptocurrency flows, geolocating images or events, or building an attack-surface map.

    Buildfrom Claude-Red
  16. 16SKILL: Fast Testing Checklist

    Speed-optimized offensive checklist for rapid assessment: quick-win vulnerability patterns, fast recon shortcuts, automated scanner configurations, and triage shortcuts. Use for time-boxed assessments, CTF-speed engagements, or initial rapid surface mapping.

    Buildfrom Claude-Red
  17. 17offensive-reporting

    Penetration test and red team report writing methodology. Covers executive summary structuring (risk-led narrative for non-technical readers), technical finding format (title, severity, affected scope, narrative, reproduction steps, impact, remediation, references), CVSS v3.1 / v4.0 scoring with vector justification, OWASP risk rating, evidence hygiene (redacting credentials, hashing client data, time-stamping every action), screenshot and PoC artifact management, finding chain narratives, scope/limitations/assumptions documentation, retest evidence and remediation tracking, deliverable formats (PDF, DOCX, HTML, JSON for SIEM ingestion), client-customer-deliverable separation, and common report mistakes (over-CVSSing, undermining the triager, missing the 'so what'). Use at the end of an engagement when authoring a deliverable, when restructuring a draft for executive readability, or when establishing a reusable report template for a consulting practice.

    Buildfrom Claude-Red
  18. 18offensive-business-logic

    Business logic vulnerability testing for web/mobile/API engagements. Covers workflow bypass, state machine violations, multi-step process abuse, price/quantity/discount manipulation, currency confusion, coupon stacking, refund/chargeback abuse, race conditions on logic boundaries, parameter tampering for hidden flows, role/tenant boundary violations, time-of-check vs use, anti-automation defeat, fraud-detection evasion, and subscription/quota abuse. Use when scoping an application after surface-level OWASP Top 10 has been covered, or when the asset is a transactional/marketplace/fintech/e-commerce/SaaS app where logic flaws produce direct financial impact.

    Buildfrom Claude-Red
  19. 19SKILL: File Upload Vulnerabilities

    File upload vulnerability checklist: MIME type bypass, extension bypass, magic byte manipulation, path traversal in filenames, stored XSS via SVG/HTML upload, server-side processing attacks, and race conditions. Use for assessing file upload endpoints in web app pentests or bug bounty.

    Buildfrom Claude-Red
  20. 20SKILL: Insecure Direct Object References (IDOR)

    IDOR (Insecure Direct Object Reference) testing checklist: object ID enumeration, horizontal/vertical privilege escalation, GUID predictability, indirect references via hashes, chained IDOR, and API endpoint IDOR. Use for web app pentests and bug bounty IDOR discovery.

    Buildfrom Claude-Red
  21. 21SKILL: Open Redirect Vulnerabilities

    Open redirect vulnerability checklist: parameter identification, bypass techniques (URL encoding, double slashes, CRLF injection, protocol handlers), chaining with OAuth/SSRF, and impact escalation paths. Use for web app testing and bug bounty open redirect discovery.

    Buildfrom Claude-Red
  22. 22SKILL: Remote Code Execution

    Remote Code Execution testing checklist: OS command injection, SSTI-to-RCE, deserialization RCE, file upload RCE, XXE with SSRF to RCE, RCE via dependency confusion, and CVE-based RCE patterns. Use for web app pentests and bug bounty RCE discovery.

    Buildfrom Claude-Red
  23. 23SKILL: HTTP Request Smuggling

    HTTP request smuggling checklist: CL.TE, TE.CL, TE.TE variants, detection with timing and differential responses, WAF bypass, cache poisoning, credential hijacking, and request smuggling via HTTP/2. Use when testing reverse proxy/load balancer configurations.

    Buildfrom Claude-Red
  24. 24offensive-sqli

    SQL injection testing skill for offensive security assessments and bug bounty hunting. Covers error-based, UNION-based, boolean/time-based blind, out-of-band, second-order, NoSQL, GraphQL, WebSocket, and JSON-operator SQLi. Includes WAF bypass techniques, database-specific exploitation (MySQL, MSSQL, PostgreSQL, Oracle), cloud-native attack paths, ORM CVE tracking, and SQLmap automation. Use when performing web application SQL injection testing, database enumeration, privilege escalation via SQLi, or assessing injection vectors in APIs and modern stacks.

    Buildfrom Claude-Red

About this source

skills-hub.ai mirrors skills from 90+ official GitHub repositories every day. Each imported skill is parsed from a SKILL.md file in the source repo, gets a security scan and quality score on import, and links back to its upstream source of truth.

Last sync: Aug 24, 2026, 6:37 PM (success).

Claude-Red skills, frequently asked

What are Claude-Red skills?

Claude-Red skills are AI coding skills published by Claude-Red (claude-red is a curated library of offensive security skills designed for the Claude skills system. Each skill is a structured SKILL.md file that primes Claude with expert-level methodology for a specific attack surface — from SQLi to shellcode, EDR evasion to exploit development. 57 skills.) and mirrored daily on skills-hub.ai. They are SKILL.md files that follow the open Agent Skills standard, so they work in Claude Code, Cursor, Codex CLI, Windsurf, Copilot, and any MCP-compatible tool.

How many Claude-Red skills are available?

skills-hub.ai indexes 57 skills from Claude-Red, synced daily from the upstream GitHub repository (https://github.com/SnailSploit/Claude-Red).

How do I install a Claude-Red skill?

Run `npx @skills-hub-ai/cli install <skill-slug>` in your project. The CLI writes the SKILL.md to the right directory for your AI tool and adds it to your `.skills.json` lockfile so your team gets the same skills at the same versions.

Are these official Claude-Red skills?

Yes. Every skill from this source is mirrored from Claude-Red's own GitHub repository (https://github.com/SnailSploit/Claude-Red). Each skill page links back to the upstream source of truth, so you can verify the original.