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prompt-shield

mthamil107 / prompt-shield

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Self-learning prompt injection detection engine — 25 input detectors (10 languages), 5 output scanners, PII redaction, red team self-testing, F1: 96.0% with 0% false positives. Docker, GitHub Action, pre-commit, FastAPI/Flask/Django/LangChain/CrewAI/Dify/n8n.

python mcp owasp self-learning ai-safety vector-similarity red-teaming fastapi guardrails pii-detection langchain prompt-injection chromadb llm-security llm-firewall agentic-ai prompt-shield
  • Updated May 18, 2026
  • Python

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