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nukewire

ClawDefender - OpenClaw Security - Prompt injection, rogue skills etc

by Nukewire · GitHub ↗ · v1.0.1
cross-platform ✓ Security Clean
11246
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Install in OpenClaw
/install clawdefender
Description
Security scanner and input sanitizer for AI agents. Detects prompt injection, command injection, SSRF, credential exfiltration, and path traversal attacks. Use when (1) installing new skills from ClawHub, (2) processing external input like emails, calendar events, Trello cards, or API responses, (3) validating URLs before fetching, (4) running security audits on your workspace. Protects agents from malicious content in untrusted data sources.
Usage Guidance
Install only if you want a local heuristic security helper that scans workspace skills/scripts and can assist with skill installation. Do not treat --check-url or --install as a complete safety boundary: --install installs first and scans afterward, and the URL allowlist is simple pattern matching. Review findings manually before acting on them, and only add HEARTBEAT or cron usage if you want persistent future behavior.
Capability Analysis
Type: OpenClaw Skill Name: clawdefender Version: 1.0.1 The skill bundle 'clawdefender' is a security tool designed to protect AI agents from various attacks, including prompt injection, command injection, SSRF, credential exfiltration, and path traversal. The `SKILL.md` clearly outlines its defensive purpose and instructs the agent to be cautious of flagged content. The `clawdefender.sh` script implements extensive detection patterns for malicious activities and performs audits, input validation, and safe skill installation. The `sanitize.sh` script acts as a wrapper for prompt injection detection. All observed behaviors are consistent with a legitimate security scanner and lack any evidence of intentional harmful actions by the skill itself.
Capability Assessment
Purpose & Capability
The scripts and documentation consistently target prompt-injection, command-injection, SSRF, credential-exfiltration, path-traversal, and skill-audit detection. Some protections are heuristic, especially URL validation and the claimed JSON mode.
Instruction Scope
Instructions to ignore flagged content and optionally add HEARTBEAT guidance are security-purpose aligned, but they can influence future agent behavior if the user chooses to persist them.
Install Mechanism
The manual install is script copying plus chmod, and the --install command is user-directed. It runs npx clawhub install before scanning the installed skill, so it is a post-install scan rather than a pre-install security gate.
Credentials
Audit behavior reads installed skills and scripts under a hard-coded workspace path and stats .env permissions; this is broad but proportionate for a workspace security scanner and does not read or transmit .env contents.
Persistence & Privilege
The audit appends a small report to a security-scans memory file, whitelist listing reads a local JSON file, and flagged post-install cleanup can delete the newly installed skill directory after user confirmation. No hidden background execution or privilege escalation was found.
How to Use
  1. Make sure OpenClaw is installed (local or Docker)
  2. Run the install command in chat: /install clawdefender
  3. After installation, invoke the skill by name or use /clawdefender
  4. Provide required inputs per the skill's parameter spec and get structured output
Version History
v1.0.1
ClawDefender v1.0.1 - Tuned pattern detection to reduce false positives.
v1.0.0
- Initial release of ClawDefender v1.0.0. - Provides a comprehensive security toolkit for AI agents, including malware scanning, input sanitization, and blocking of prompt injection attacks. - Detects prompt injection, command injection, SSRF, credential exfiltration, and path traversal threats. - Includes scripts for auditing skills, sanitizing external input, validating URLs, and checking text for malicious patterns. - Designed for use during skill installation, processing of external input, and regular security audits. - Follows OWASP LLM Top 10 best practices and integrates easily with automation and CI/CD workflows.
Metadata
Slug clawdefender
Version 1.0.1
License
All-time Installs 0
Active Installs 0
Total Versions 2
Frequently Asked Questions

What is ClawDefender - OpenClaw Security - Prompt injection, rogue skills etc?

Security scanner and input sanitizer for AI agents. Detects prompt injection, command injection, SSRF, credential exfiltration, and path traversal attacks. Use when (1) installing new skills from ClawHub, (2) processing external input like emails, calendar events, Trello cards, or API responses, (3) validating URLs before fetching, (4) running security audits on your workspace. Protects agents from malicious content in untrusted data sources. It is an AI Agent Skill for Claude Code / OpenClaw, with 11246 downloads so far.

How do I install ClawDefender - OpenClaw Security - Prompt injection, rogue skills etc?

Run "/install clawdefender" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.

Is ClawDefender - OpenClaw Security - Prompt injection, rogue skills etc free?

Yes, ClawDefender - OpenClaw Security - Prompt injection, rogue skills etc is completely free (open-source). You can download, install and use it at no cost.

Which platforms does ClawDefender - OpenClaw Security - Prompt injection, rogue skills etc support?

ClawDefender - OpenClaw Security - Prompt injection, rogue skills etc is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).

Who created ClawDefender - OpenClaw Security - Prompt injection, rogue skills etc?

It is built and maintained by Nukewire (@nukewire); the current version is v1.0.1.

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