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Securitywppoland/hidden-text-detector
Hidden Text Detector
Detects hidden text and prompt injection in PDF and DOCX documents: white-on-white text, sub-legible fonts, off-page text, invisible render mode and invisible Unicode characters.
Suggested install command
npx skills add wppoland/hidden-text-detector/Hidden Text DetectorAlways inspect the linked repository and skill instructions before running commands. Skills are instructions; permissions and execution still matter.
Compatibility
Agent support matrix
3 supported
| Agent | Status |
|---|---|
| Claude Code | Supported |
| OpenCode | Not listed |
| Cursor | Supported |
| MCP | Not listed |
| GitHub Copilot | Not listed |
| Windsurf |