AI article
Build a Zero-Trust Document Pipeline with OpenCV, Presidio, and LangGraph (Beginner Guide)
Community description: When building LLM applications, we often rush to pass user data directly into our prompts or RAG...
Dev.to | Oct 7, 2026 | mmalaika.junaid
Automated excerpt
OpenCV & Tesseract (Computer Vision & OCR): To clean image noise and extract raw text locally. Microsoft Presidio & spaCy (NLP): To detect and redact sensitive PII in memory. We will use Microsoft Presidio, powered by spaCy's Named Entity Recognition (NER).
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