# Duality Technologies > Privacy-preserving data collaboration platform using homomorphic encryption, federated learning, and secure multi-party computation. ## Platform - [Platform Overview](https://dualitytech.com/platform/): Secure data collaboration stack with encrypted query, collaborative AI, and federated analytics - [Secure Query](https://dualitytech.com/platform/secure-query/): Run encrypted queries on external datasets without revealing questions or accessing raw data - [Secure Collaborative AI](https://dualitytech.com/platform/secure-collaborative-ai/): Train ML models on sensitive data without compromising privacy - [Federated Analytics](https://dualitytech.com/platform/secure-federated-analytics/): Cross-institution analytics while retaining data control ## Technology - [Homomorphic Encryption](https://dualitytech.com/platform/technology-fully-homomorphic-encryption/): Compute on data while it remains encrypted - [Federated Learning](https://dualitytech.com/platform/technology-federated-learning/): Collaborative model training without sharing raw data ## Solutions - [Government](https://dualitytech.com/solutions/government/): Zero-footprint investigations, cross-domain collaboration - [Healthcare](https://dualitytech.com/solutions/healthcare/): Privacy-preserving clinical research and patient data analytics - [Financial Services](https://dualitytech.com/solutions/financial-services/): Fraud prevention, AML, KYC compliance ## Key Facts - Founded by Turing Award winner Prof. Shafi Goldwasser and MIT cryptographers - Co-founders invented modern fully homomorphic encryption systems - Partners: AWS, Google Cloud, Oracle, Intel, DARPA, NVIDIA - Recognition: Gartner Cool Vendor, RSAC Innovation Sandbox 2019 - Trusted by NHS England, Scotiabank, and government agencies worldwide