Enable cross-enterprise AI collaboration where insights are shared, but sensitive datasets never leave their sovereign control. Our MPC engineering services build the cryptographic infrastructure for secure, multi-party AI training and inference.
Service
Secure Multi-Party Computation (MPC) Engineering

Collaborate on AI Without Compromising Data Sovereignty
Engineer cryptographic protocols for joint AI model development across organizations without exposing raw data.
We design and implement distributed protocols using frameworks like MP-SPDZ and Obliv-C that allow multiple entities to:
- Train a shared model on their combined datasets without any party seeing another's raw data.
- Perform joint inference on encrypted inputs, revealing only the final aggregated result.
- Maintain cryptographic proof of data privacy for regulatory compliance (GDPR, CCPA).
This is the foundational layer for privacy-preserving consortium AI in sectors like:
- Financial Services: Collaborative fraud detection across banks.
- Healthcare: Multi-institutional research on patient data.
- Supply Chain: Optimizing logistics with partner data while protecting trade secrets.
Our approach delivers deterministic outcomes, not probabilistic privacy. We architect systems where data sovereignty is mathematically guaranteed, enabling you to unlock collaborative intelligence while mitigating the legal and competitive risks of data sharing. Explore our broader capabilities in Federated Learning Systems Engineering and Confidential Computing for AI Workloads.
Business Outcomes of MPC-Powered Collaboration
Our Secure Multi-Party Computation (MPC) Engineering service enables strategic data partnerships without the legal and security risks of raw data sharing. We build cryptographic protocols that allow you to train superior AI models with partners, competitors, or suppliers while keeping all source data private and secure.
Unlock New Data Partnerships
Collaborate with industry peers, research institutions, or supply chain partners on joint AI initiatives. Our MPC protocols enable training on combined datasets for richer insights, while cryptographic guarantees ensure no party can access another's raw data. This removes the primary legal and competitive barrier to data collaboration.
Accelerate Model Performance
Train more accurate, robust, and generalizable AI models by leveraging diverse, multi-party datasets. MPC allows you to benefit from data variety and volume that would be impossible to access otherwise, leading to superior model outcomes without centralized data collection. Learn more about our approach to Federated Learning Systems Engineering, a complementary decentralized paradigm.
Ensure Regulatory & IP Compliance
Maintain strict data sovereignty and comply with GDPR, CCPA, HIPAA, and industry-specific regulations. Our MPC implementations provide a technical guarantee that personal data and proprietary intellectual property never leave their secure origin, creating an auditable trail for compliance officers and legal teams.
Reduce Legal & Contractual Overhead
Bypass complex data sharing agreements, liability clauses, and lengthy legal negotiations. MPC shifts the collaboration framework from contractual trust to cryptographic proof, dramatically simplifying partnership setup and ongoing governance. This is a core component of building a Privacy-Preserving AI Computation strategy.
Gain Competitive Intelligence Securely
Benchmark your AI models against industry aggregates without revealing your proprietary algorithms or data. MPC protocols enable privacy-preserving analytics and joint model evaluation, allowing you to understand your competitive position and identify improvement areas without exposing trade secrets.
Future-Proof Your Data Strategy
Build an infrastructure-ready for emerging data collaboration mandates and consortium models. As industries move towards shared intelligence pools (e.g., for fraud detection, medical research, supply chain resilience), MPC provides the foundational layer for secure, scalable participation. Explore related techniques like Homomorphic Encryption AI Integration for encrypted cloud inference.
Typical MPC Project Phases and Deliverables
Our phased methodology ensures a secure, auditable, and production-ready MPC system, from initial design to ongoing maintenance.
| Project Phase | Key Activities | Primary Deliverables | Typical Timeline |
|---|---|---|---|
Phase 1: Discovery & Architecture | Requirements analysis, threat modeling, protocol selection (e.g., SPDZ, ABY), cryptographic library evaluation (e.g., MP-SPDZ) | Technical specification document, threat model report, high-level system architecture diagram, proof-of-concept scope | 2-3 weeks |
Phase 2: Protocol Implementation & Core Development | Custom MPC circuit/function development, integration with data sources, secure multi-party communication layer, unit testing | Core MPC protocol codebase, integration adapters, unit test suite, initial performance benchmarks | 4-8 weeks |
Phase 3: Security Hardening & Audit Preparation | Internal security review, side-channel analysis, formal verification of critical components, preparation for external audit | Hardened codebase, security review report, formal verification artifacts, audit-ready documentation package | 3-4 weeks |
Phase 4: External Security Audit | Coordination with accredited third-party cryptography audit firm (e.g., Trail of Bits, NCC Group), remediation of findings | Independent security audit report, patched code with all critical/high findings resolved | 3-5 weeks (external) |
Phase 5: Deployment & Integration | Environment provisioning (cloud/on-prem), CI/CD pipeline setup, load testing, integration with client applications | Deployed MPC service, operational runbook, integration SDK/client libraries, performance SLA report | 2-4 weeks |
Phase 6: Production Support & Maintenance (Ongoing) | Monitoring, incident response, cryptographic key rotation, periodic security updates, performance optimization | 99.9% uptime SLA, 24/7 monitoring dashboard, quarterly security review reports, optional retainer for updates | Ongoing |
Industry Applications for Secure MPC
Our Secure Multi-Party Computation (MPC) engineering services enable cross-organizational collaboration on sensitive data, unlocking new insights while maintaining strict cryptographic privacy. We build production-ready MPC systems for regulated industries where data sharing is a barrier to innovation.
Cross-Bank Fraud Detection Networks
Jointly train anomaly detection models on encrypted transaction data from multiple financial institutions to identify sophisticated, cross-institutional fraud patterns without exposing raw customer data. This enables compliance with data sovereignty laws while improving collective security posture.
Learn more about our approach to Financial Services Algorithmic AI and Risk Modeling.
Multi-Hospital Clinical Research
Enable pharmaceutical companies and research consortia to perform federated analyses on encrypted patient records from disparate healthcare providers. Our MPC protocols allow for secure statistical computation, accelerating drug discovery and treatment efficacy studies while preserving patient privacy under HIPAA and similar frameworks.
This architecture often complements our Federated Learning Systems Engineering services.
Supply Chain Risk Intelligence
Allow competing manufacturers and logistics providers to collaboratively analyze encrypted supply chain data—such as inventory levels, shipment delays, and supplier reliability—to build predictive models for systemic disruptions. No single party reveals its operational data, fostering industry-wide resilience.
Explore our related work in Intelligent Supply Chain and Autonomous Replenishment.
Competitive Market Analytics
Empower retailers or service providers in the same sector to compute aggregate market metrics—like total regional demand or average pricing—from their combined, encrypted sales data. This provides critical business intelligence for strategic planning without compromising competitive secrets.
See how this integrates with Retail and E-Commerce Hyper-Personalization strategies.
Secure AI Model Training for Sensitive Data
Develop and train machine learning models on datasets split between multiple data owners (e.g., government agencies, defense contractors) where the raw data cannot leave its secure enclave. Our MPC protocols compute gradients and updates over encrypted shares, enabling collaborative AI development on the most sensitive datasets.
This is a core component of our Privacy-Preserving AI Model Training offerings.
Privacy-Preserving Identity Verification
Build systems where multiple parties (e.g., banks, telecoms) can jointly verify a user's identity or check credentials against their combined, encrypted databases without revealing the user's full interaction history with any single entity. This reduces fraud while enhancing user privacy.
For foundational privacy technologies, review our work in Zero-Knowledge Proof AI Integration.
Secure Multi-Party Computation (MPC) Engineering
Build AI models across organizations without sharing raw data, enabling secure cross-enterprise collaboration.
Enable joint AI training and inference across multiple entities—such as competing banks or healthcare providers—where no single party ever sees another's sensitive data. MPC protocols like
SPDZandABYallow you to compute on combined datasets while keeping inputs cryptographically separated.
Our engineering delivers:
- Regulatory-safe collaboration for projects under GDPR, HIPAA, and cross-border data laws.
- Cryptographic guarantees that raw data remains private throughout the computation lifecycle.
- Production-ready systems with <100ms latency overhead for real-time inference use cases.
Typical outcomes include reducing data-sharing negotiation time from months to weeks and enabling new revenue streams from previously impossible data partnerships. We architect these systems to integrate with your existing data pipelines and AI infrastructure, ensuring a seamless transition from centralized to distributed, privacy-first AI. Explore our broader approach to Privacy-Preserving AI Computation or see how this complements Federated Learning Systems Engineering for decentralized training paradigms.
Enabling Efficiency, Speed & Accuracy
Intelligent Analysis, Decision & Execution
We build AI systems for teams that need search across company data, workflow automation across tools, or AI features inside products and internal software.
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Search across company data
Give teams answers from docs, tickets, runbooks, and product data with sources and permissions.
Useful when people spend too long searching or get different answers from different systems.

Automate internal workflows
Use AI to route work, draft outputs, trigger actions, and keep approvals and logs in place.
Useful when repetitive work moves across multiple tools and teams.

Add AI to products and internal tools
Build assistants, guided actions, or decision support into the software your team or customers already use.
Useful when AI needs to be part of the product, not a separate tool.
MPC Engineering: Frequently Asked Questions
Get specific answers about our Secure Multi-Party Computation engineering process, timelines, security, and outcomes.
Our standard engagement for a production-ready MPC protocol is 6-10 weeks. This includes 1-2 weeks for threat modeling and architecture design, 3-5 weeks for cryptographic implementation and integration, and 2-3 weeks for security auditing and deployment. For complex cross-enterprise collaborations, timelines extend to 12-16 weeks to accommodate legal and infrastructure alignment. We provide a detailed project plan with weekly milestones during the discovery phase.

About the author
Prasad Kumkar
CEO & MD, Inference Systems
Prasad Kumkar is the CEO & MD of Inference Systems and writes about AI systems architecture, LLM infrastructure, model serving, evaluation, and production deployment. Over 5+ years, he has worked across computer vision models, L5 autonomous vehicle systems, and LLM research, with a focus on taking complex AI ideas into real-world engineering systems.
His work and writing cover AI systems, large language models, AI agents, multimodal systems, autonomous systems, inference optimization, RAG, evaluation, and production AI engineering.
Partnered with leading AI, data, and software stack.
How We Work
Custom AI workflows for your Business
One-fit-all AI don't work for modern businesses. At Inferensys, we aim to understand your business & custom requirements; which we use to define most efficient agentic workflows, the data, and the tools for your business.
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Review the use case
We understand the task, the users, and where AI can actually help.
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Pick the right approach
We define what needs search, automation, or product integration.
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Build the first useful version
We implement the part that proves the value first.
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Improve from there
We add the checks and visibility needed to keep it useful.
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