Building C2 Redirector Infrastructure

Q: What is a Claude Code skill and how does the Building C2 Redirector Infrastructure skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Building C2 Redirector Infrastructure is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Security category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: Security · Sub-category: threat-hunting · Last updated: 2026-08-04

Build dumb-pipe and traffic-filtering C2 redirectors with nginx (proxy_pass) and Apache (mod_rewrite), deriving filter rules from a Malleable C2 profile, layering Let's Encrypt TLS, and applying OPSEC controls like domain fronting and UA/geo filtering. Use when standing up red-team C2 that must survive blue-team triage or ensuring only profile-matching implant traffic reaches the hidden team server.

Security AStatic scan found no risk patternsHow grading works ›

About this skill (catalog notes)

Building C2 Redirector Infrastructure includes a dedicated installation section; worked examples; 9 code blocks for direct copy-paste. The SKILL.md runs to about 1,463 words, in the catalog's typical mid-range.

Source: mahipal.engineer/Anthropic-Cybersecurity-Skills
License: Apache-2.0
Original author: mahipal
Indexed lastmod: 2026-08-04
Catalog position: Security · threat-hunting
Indexed related skills: 10

How Building C2 Redirector Infrastructure fits the catalog

Building C2 Redirector Infrastructure sits in the Security category under the threat-hunting sub-topic in the ClaudSkills catalog. There are 10 related skills indexed alongside it; comparing a few before installing usually reveals which fits your workflow best.

These notes are auto-generated from features detected in the SKILL.md file and from this catalog's structure — they aren't part of the source repository.

What this skill does

Building C2 Redirector Infrastructure is a community-contributed Claude Code skill in the threat-hunting sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/building-c2-redirector-infrastructure/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when standing up red-team C2 that must survive blue-team triage or ensuring only profile-matching implant traffic reaches the hidden team server.

Who uses this skill

The Building C2 Redirector Infrastructure Claude Code skill is built for security engineers, penetration testers, DevSecOps practitioners, and development teams hardening codebases and infrastructure. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 176,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/building-c2-redirector-infrastructure
curl -L https://claudskills.com/skills/building-c2-redirector-infrastructure/SKILL.md \
  -o ~/.claude/skills/building-c2-redirector-infrastructure/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/building-c2-redirector-infrastructure/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/building-c2-redirector-infrastructure/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\building-c2-redirector-infrastructure\SKILL.md on Windows. See the full install guide for step-by-step instructions.

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the Building C2 Redirector Infrastructure Claude Code skill?

Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/building-c2-redirector-infrastructure/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.

What does the Building C2 Redirector Infrastructure skill do?

Is this skill free to install?

Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.

When should I use the Building C2 Redirector Infrastructure skill?

Use Building C2 Redirector Infrastructure when your Claude Code task falls under the Security category — specifically in the threat hunting area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Building C2 Redirector Infrastructure" or describe the task and let Claude pick). Browse related skills at /category/security/.

What is a Claude Code skill and how does the Building C2 Redirector Infrastructure skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Building C2 Redirector Infrastructure is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Security category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Source: https://github.com/mukul975/Anthropic-Cybersecurity-Skills/blob/HEAD/skills/building-c2-redirector-infrastructure/SKILL.md
License: Apache-2.0
Author: mahipal
Website: https://mahipal.engineer/Anthropic-Cybersecurity-Skills/

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA

mahipal. (2026). Building C2 Redirector Infrastructure [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/building-c2-redirector-infrastructure/

BibTeX

@misc{building-c2-redirector-infrastructure-2026,
  author    = {mahipal},
  title     = {Building C2 Redirector Infrastructure [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/building-c2-redirector-infrastructure/}
}

Embed this skill

Promote, attribute, or link this skill from your own README, blog post, or documentation. All three snippets are free to use — no sign-up, no API key. More distribution surfaces →

Badge

[![ClaudSkills](https://claudskills.com/badge/building-c2-redirector-infrastructure.svg)](https://claudskills.com/skills/building-c2-redirector-infrastructure/?utm_source=badge&utm_medium=readme&utm_campaign=skill_badge)

Security scan

Grade A · scanned 2026-08-04 — free static scan against the OWASP Agentic Skills Top 10.

The scan flagged 1 of 10 categories (network), including lower-severity patterns. Patterns shown inside code fences are weighted as examples rather than instructions — read the grading methodology for what this does and does not guarantee.

✓ Prompt injection
✓ Data exfiltration
✓ Supply chain
✓ Reverse shell
✓ Credentials
✓ Execution
✓ Filesystem
✓ Persistence
✓ Obfuscation
⚠ Network

Show this grade on your repo (click to copy):

[![Security: A](https://img.shields.io/badge/Security-A-2e7d32)](https://claudskills.com/skills/building-c2-redirector-infrastructure/#security)

More Security skills

Browse all Security skills in the ClaudSkills registry, or explore these other picks from the same category:

Browse all Security skills → Top 100 skills

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