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Tunneling and Covert Channels

Identify SSH, DNS, ICMP, HTTP and TCP tunneling techniques to bypass network controls in lab environments.

2|Updated Mar 19, 2026
Search Tags:#tunneling#penetration-testing#network-security#ssh-tunneling#covert-channels#dns-tunneling
One-click install
npx skills add https://github.com/ersinkoc/PhantomStrike --skill tunneling-and-covert-channels
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: Tunneling and Covert Channels
Source: https://github.com/ersinkoc/PhantomStrike/tree/main/skills/post-exploit/tunneling
Command: npx skills add https://github.com/ersinkoc/PhantomStrike --skill tunneling-and-covert-channels

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Tunneling and covert channels enable defenders and red teams to understand how protocols can be encapsulated to bypass controls, supporting realistic threat modeling and safer exploration in controlled environments.

Core Features & Use Cases

  • Technique catalog and scenario templates for SSH, DNS, ICMP, and HTTP tunneling.
  • Detection evaluation and evidence collection to assess monitoring effectiveness.
  • Remediation guidance and risk ranking to strengthen egress controls and network segmentation.

Quick Start

Begin a lab scenario by selecting a tunneling method (SSH, DNS, ICMP, or HTTP) and run controlled tests to observe how your security tools respond.

Frequently Asked Questions about Tunneling and Covert Channels

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I simulate DNS tunneling to test enterprise network controls?▼

Simulate DNS tunneling by selecting a protocol scenario template to execute controlled lab tests, evaluating how your monitoring dashboards detect encapsulated channels bypassing egress controls. Assess detection gaps and collect evidence to strengthen network segmentation.

What tunneling techniques can I analyze for penetration testing?▼

Analyze SSH, DNS, ICMP, and HTTP tunneling techniques by mapping covert channels to evaluate detection gaps and response workflows within enterprise network environments. Use technique catalogs to identify how protocols bypass controls.

Do I need a lab environment to test SSH tunneling detection?▼

Yes, testing SSH tunneling detection requires a lab environment with tunneling tools and monitoring dashboards. This setup allows you to execute, observe, and report results for detection evaluations safely.

How does covert channel analysis improve network security monitoring?▼

Covert channel analysis identifies how protocols encapsulate traffic to bypass controls, exposing detection gaps. It provides remediation guidance and risk ranking to strengthen egress controls and network segmentation.

What is the best way to evaluate ICMP tunneling detection gaps?▼

Evaluate ICMP tunneling detection gaps by running controlled scenario templates in a lab. Observe monitoring dashboard responses, collect evidence, and apply risk ranking to guide remediation efforts.

Why does HTTP tunneling bypass network controls in enterprise environments?▼

HTTP tunneling bypasses network controls by encapsulating restricted traffic within allowed HTTP protocols. Evaluating this encapsulation exposes monitoring blind spots and informs egress filtering improvements.

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