Citadel: A Privacy-First Framework for Secure LLM Deployment

20/08/2025

Reading Time: 2 minutes

Ebubekir Karamustafa

AI Software Engineer

As businesses rapidly adopt Large Language Models (LLMs) to streamline operations and enhance customer experiences, protecting sensitive data has become a top concern. Sharing personal or financial information with external APIs can expose companies to compliance risks and data breaches.

Citadel, part of the Commencis AI Framework, is a modular, on-premise AI privacy solution that enables organizations to use LLMs—internally or externally—without compromising data security or regulatory compliance.


Why Citadel is Built for Enterprise AI:

  • Compatible with any LLM provider (on-prem or cloud).
  • Ensure sensitive data never leaves your infrastructure
  • Modular design: Analyzer, Anonymizer, and Deanonymizer
  • Supports encryption, hashing, and statistical obfuscation
  • Maintain contextual and semantic integrity across languages

Proven Results:

  • Outperforms BERT-based anonymizers (English + Turkish datasets).
  • Retain high ROUGE and COSINE scores after anonymization.
  • Ideal for asynchronous use cases: particularly in logging and monitoring.

Whether you’re building with internal models or external APIs, Citadel empowers your teams to adopt enterprise-grade LLMs—securely and at scale.

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