Claude Code CyberSecurity Skill plugin for Grok Build

Community Claude Code plugin, installs in GrokPluginSecuritySecurity tool

22 production-quality Claude Code Skills for cybersecurity professionals , covering offensive security, defensive operations, reverse engineering, threat hunting, threat intelligence, purple team / adversary emulation, CSOC automation, AI/LLM security, mobile, OT/ICS, GRC, software supply chain security, and more.

How to install Claude Code CyberSecurity Skill in Grok Build

grok plugin install Masriyan/Claude-Code-CyberSecurity-Skill --trust
✓ Install-checked in Grok Buildchecked Oct 18, 2026

Review before you trust it. --trust lets this plugin's hooks, MCP servers and scripts run code on your computer. It's a community repo that neither xAI nor GrokStacks has reviewed, so read its code first.

Security tool. Use it only on systems you own or are authorized to test.

We install this repo directly: Grok Build 1.0.62 can't install it through its own marketplace file. Then start a new Grok session, or press r in /plugins, to load it. Grok names it claude-code-cybersecurity-skill-8b7b7bd9 (after its install folder), so that's the name to use with grok plugin uninstall.

Command format: Grok Build's plugin guide

What we checked: on Oct 18, 2026 it installed with grok 1.0.62 and Grok found 22 skills. That's an install check only: we haven't run it in a live Grok session.

What it contains

Skills (22)

  • 01-recon-osint — Passive and active reconnaissance, subdomain enumeration, DNS analysis, technology fingerprinting, and OSINT data correlation for authorized security assessments
  • 02-vulnerability-scanner — Dependency auditing, CVE detection, configuration security review, CVSS scoring, and prioritized vulnerability reporting
  • 03-exploit-development — Proof-of-concept development, payload crafting, shellcode analysis, and exploitation technique research for authorized security testing
  • 04-reverse-engineering — Binary analysis, assembly interpretation, disassembly, decompilation, firmware RE, and protocol reverse engineering
  • 05-malware-analysis — Static and dynamic malware analysis, YARA rule generation, sandbox configuration, behavioral profiling, and malware family classification
  • 06-threat-hunting — IOC extraction, threat intelligence correlation, MITRE ATT&CK mapping, hunt hypothesis generation, and detection rule creation
  • 07-incident-response — IR playbook execution, evidence collection, forensic timeline analysis, memory forensics, and post-incident reporting following NIST SP 800-61 and SANS PICERL methodology
  • 08-network-security — Network traffic analysis, PCAP parsing, IDS/IPS rule creation, firewall configuration auditing, and network anomaly detection
  • 09-web-security — OWASP Top 10 testing, injection vulnerability detection, API security assessment, authentication testing, and web vulnerability reporting for authorized assessments
  • 10-cloud-security — AWS/Azure/GCP security auditing, container and Kubernetes hardening, Infrastructure as Code scanning, and cloud compliance assessment
  • 11-csoc-automation — SOC alert triage, incident playbook automation, escalation workflows, shift reporting, and SOC KPI tracking
  • 12-log-analysis — Security log parsing, anomaly detection, SIEM query building, Sigma rule creation, and correlation rule development across Splunk, Elastic, QRadar, and Microsoft Sentinel
  • 13-crypto-analysis — SSL/TLS auditing, cipher suite analysis, hash algorithm identification, encryption implementation review, and cryptographic weakness detection in code
  • 14-red-team-ops — Authorized red team engagement planning, C2 architecture design, attack methodology, lateral movement strategy, OPSEC, and professional reporting
  • 15-blue-team-defense — System hardening, detection engineering, security baseline monitoring, patch management, defense-in-depth architecture, and security posture improvement
  • 16-ai-llm-security — LLM and AI application security testing — prompt injection, jailbreak resistance, OWASP LLM Top 10 (2025), RAG and agent/tool-use security, model supply chain, and AI red teaming for authorized assessments
  • 17-mobile-security — Android and iOS application security testing — static and dynamic analysis, APK/IPA inspection, OWASP MASVS/MASTG verification, secure-storage and transport review, and mobile malware triage for authorized assessments
  • 18-ot-ics-security — Operational Technology and industrial control system security — Purdue model segmentation, industrial protocol analysis (Modbus, DNP3, S7, EtherNet/IP), PLC/HMI exposure, IEC 62443 alignment, and MITRE ATT&CK for ICS, for authorized and saf
  • 19-grc-compliance — Governance, risk, and compliance — risk assessment and scoring, control mapping across NIST CSF 2.0 / ISO 27001:2022 / SOC 2 / CIS Controls v8, gap analysis, audit evidence preparation, and security policy generation
  • 20-supply-chain-security — Software supply chain security — SBOM generation and analysis, dependency confusion and typosquatting detection, malicious package indicators, CI/CD pipeline hardening, and artifact provenance/signing (SLSA, Sigstore)
  • 21-threat-intelligence — Cyber threat intelligence production — the intelligence cycle, IOC extraction/normalization/enrichment, STIX/TAXII and MISP, structured analytic models (Diamond, Kill Chain, ATT&CK), source scoring, actor/campaign tracking, and finished int
  • 22-purple-team — Collaborative purple-team operations — threat-informed adversary emulation planning (ATT&CK, CTID, Atomic Red Team, CALDERA), the detect-tune-validate loop, detection coverage measurement (DeTT&CT/Navigator), safe execution and deconflictio

About this listing

Claude Code CyberSecurity Skill is a community plugin on GitHub by Masriyan, written as a Claude Code plugin that Grok Build installs. We install-checked it in Grok; we haven't run it in a live session or reviewed its code. When we installed it, Grok found 22 skills. Its license is MIT. We checked commit a3be55a446b0. It's one of 79 listings in the Security category on GrokStacks.

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Claude Code CyberSecurity Skill FAQ

How do I install Claude Code CyberSecurity Skill in Grok Build?

Run grok plugin install Masriyan/Claude-Code-CyberSecurity-Skill --trust. We install-checked this command in Grok Build. We install this repo directly: Grok Build 1.0.62 can't install it through its own marketplace file. Then start a new Grok session, or press r in /plugins, to load it. Grok names it claude-code-cybersecurity-skill-8b7b7bd9 (after its install folder), so that's the name to use with grok plugin uninstall.

Is Claude Code CyberSecurity Skill an official Grok Build plugin?

No. Claude Code CyberSecurity Skill is a community plugin on GitHub by Masriyan, not in xAI's official Grok Build marketplace. We checked that it installs and what Grok loads from it, but haven't run it in a live Grok session or reviewed its code.

What does Claude Code CyberSecurity Skill include?

According to what Grok loaded in our install check, Claude Code CyberSecurity Skill includes 22 skills: 01-recon-osint, 02-vulnerability-scanner, 03-exploit-development, 04-reverse-engineering, 05-malware-analysis, 06-threat-hunting….

Details

Type
Plugin
Category
Security
Source
Community Claude Code plugin, installs in Grok
License
MIT
Author
Masriyan
Keywords
claude-skills, claudecode
Source repo
https://github.com/Masriyan/Claude-Code-CyberSecurity-Skill
Checked commit
a3be55a446b0
Homepage
https://security-life.org/cccyberskill/
Checked by GrokStacks
Install-checked in Grok Build on Oct 18, 2026; not run in a live session

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Markdown summary

**[Claude Code CyberSecurity Skill on GrokStacks](https://grokstacks.com/p/claude-code-cybersecurity-skill/)**: Community plugin for Grok Build with 22 skills. Install: `grok plugin install Masriyan/Claude-Code-CyberSecurity-Skill --trust`

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