# Don Bosco Durai

> Don Bosco Durai is a Fremont-based engineer, serial founder, and chief technology officer whose work connects three generations of enterprise security: real-time fraud detection at Bharosa, centralized big-data authorization at XA Secure and Apache Ranger, and cloud and AI governance at Privacera. His recent work on the open-source PAIG project, now associated with Trust3 AI, applies the same enduring question - who may do what, with which data, and under whose authority - to autonomous AI agents.

- **Role:** Co-founder and Chief Technology Officer at Privacera / Trust3 AI
- **Organizations:** Privacera, Trust3 AI, Apache Software Foundation, XA Secure, Hortonworks, Oracle, Bharosa, Cignifi
- **Education:** Bachelor's degree, University of Mumbai, Postgraduate degree in Computer and Software Technology, National Centre for Software Technology
- **Known for:** Co-created Apache Ranger, the open-source framework for centralized authorization, policy administration, and auditing across big-data services., Co-founded three enterprise-security companies: Bharosa, XA Secure, and Privacera., Helped build Bharosa's real-time fraud-detection and multifactor-authentication technology before Oracle acquired the company in 2007.

## Career timeline

- **2005-2007** — Co-founded Bharosa and served as chief architect and vice president of engineering, working on real-time fraud detection and online authentication.
- **2007** — Oracle announced its acquisition of Bharosa; Durai later led enterprise security and governance products at Oracle.
- **2012-2013** — Served as CTO of Cignifi, leading architecture for a big-data cloud deployment.
- **2012/2013** — Co-founded XA Secure with Balaji Ganesan to centralize policy management and auditing for Hadoop environments.
- **2014** — Hortonworks acquired XA Secure and began moving its technology into the Apache community; it became Apache Ranger.
- **2014-present** — Continued contributing to Apache Ranger as a PMC member and committer; also contributed to Apache Ambari and Apache HAWQ.
- **2016** — Co-founded Privacera with Balaji Ganesan to extend data security and governance across cloud and hybrid environments.
- **2021** — Privacera announced a $50 million Series B led by Insight Partners.
- **2024** — Privacera open-sourced PAIG, a framework for security, safety, and observability in generative-AI applications.
- **2025** — Presented a practical framework for evaluating, enforcing, and observing AI-agent security at AI Engineer Summit and spoke at IBM TechXchange.

## Achievements

- Co-created Apache Ranger, the open-source framework for centralized authorization, policy administration, and auditing across big-data services.
- Co-founded three enterprise-security companies: Bharosa, XA Secure, and Privacera.
- Helped build Bharosa's real-time fraud-detection and multifactor-authentication technology before Oracle acquired the company in 2007.
- Built XA Secure's centralized Hadoop security technology before Hortonworks acquired the company in 2014 and moved the technology into the Apache ecosystem.
- Named as an inventor on multiple US patents concerning online data encryption, fraud monitoring, authentication, and personalized security signatures.
- Helped launch the open-source PAIG project for generative-AI and agent security.
- As Privacera's CTO and co-founder, helped the company reach a $50 million Series B financing in 2021.

## Latest updates

- **2025-10** — Presented sessions on PAIG/Trust3.ai and Apache Ranger at IBM TechXchange.
- **2025-02** — Presented 'Balancing Innovation with Security & Safety' at AI Engineer Summit, outlining evaluation, enforcement, and observability for multi-agent systems.
- **2024-09** — Promoted the open-sourcing of PAIG for generative-AI application security, safety, and observability.

## Links

- Website: https://privacera.com/
- LinkedIn: https://www.linkedin.com/in/donboscodurai/
- Twitter/X: https://twitter.com/BoscoDurai
- YouTube: https://www.youtube.com/watch?v=G7aSH6N7qY4

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Profile page: https://yespress.io/don-durai
Published by YesPress — https://yespress.io
Last updated: 2026-09-27