2025. A Unified HIPAA-Compliant De-Identification Architecture: Six Production-Proven Frameworks Across Structured, Unstructured, Mainframe, Big Data, EDI, and Hybrid Healthcare Environment. International Journal of Computer Technology and Electronics Communication. 8, 3 (Jun. 2025), 10751–10767. DOI:https://doi.org/10.15680/IJCTECE.2025.0803011.