We architect and deploy custom Solidity/Rust smart contracts that are secure by design. Every contract undergoes a multi-stage development lifecycle, culminating in a formal audit by leading security firms before mainnet deployment.
LABS
Services
ZK-Proofs for Compliant Data Sharing
Deploy custom zero-knowledge proof systems that enable your DePIN to demonstrate regulatory compliance (GDPR, KYC, data sovereignty) to auditors and partners, without ever exposing the underlying sensitive device telemetry or user PII.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built to your exact specifications.
Deliver a market-ready product in 4-6 weeks, not months, with a battle-tested development process.
- Custom Logic: Tailored
ERC-20,ERC-721,ERC-1155, and bespoke contract suites. - Security First: Development with
OpenZeppelinlibraries and adherence to Consensys best practices. - Full Lifecycle: From specification and development to testing, auditing, and deployment/maintenance.
key-features-cards
ENTERPRISE-GRADE SOLUTIONS
Core Capabilities of Our ZK Compliance Systems
Our ZK-proof systems are engineered to solve the core compliance challenge: sharing verifiable data without exposing sensitive information. We deliver production-ready infrastructure that integrates seamlessly with your existing stack.
benefits
DELIVERABLES
Business Outcomes for Your DePIN
Our ZK-proofs for compliant data sharing deliver concrete, measurable results that accelerate your go-to-market and build user trust.
01
Regulatory Compliance by Design
ZK-proofs that prove data validity without exposing raw information, ensuring your DePIN adheres to GDPR, CCPA, and other data privacy frameworks from day one.
0
Data Leaks
100%
Audit Trail
02
Faster Partner & Enterprise Integration
Provide verifiable, privacy-preserving data proofs to enterprise partners and regulators, slashing the legal and technical review cycles for new integrations.
< 2 weeks
Integration Time
90%
Faster Onboarding
03
Enhanced Data Monetization
Unlock new revenue streams by enabling secure, compliant data sharing and analytics. Prove data quality and provenance to premium data buyers without compromising user privacy.
3-5x
Data Value
New
Revenue Channel
04
Reduced Operational Risk & Cost
Minimize legal exposure and the overhead of manual compliance checks. Automated ZK-verification replaces costly third-party audits for data handling processes.
60%
Lower Audit Costs
Automated
Compliance
05
Superior User Trust & Adoption
Build a stronger value proposition by giving users cryptographic guarantees their data is protected. Transparent privacy is a key differentiator for user acquisition.
40%+
Higher Trust Score
Key
Acquisition Driver
06
Future-Proof Architecture
Implementation based on Circom, Halo2, or Noir with zero-knowledge proof systems designed for scalability, ensuring your DePIN can handle millions of proofs as it grows.
1M+
TPS Capable
Modular
Proof System
Technical & Operational Comparison
ZK-Proofs vs. Traditional Compliance Verification
A direct comparison of methodologies for verifying sensitive data in regulated environments, highlighting the technical and business advantages of zero-knowledge proofs.
| Verification Factor | Traditional API/Data Sharing | ZK-Proof Based Verification |
|---|---|---|
Data Privacy & Exposure | Sensitive raw data is shared with verifier | Only a cryptographic proof is shared; raw data remains private |
Regulatory Risk (e.g., GDPR) | High (data residency, processing liability) | Minimal (no personal data transfer) |
Verification Latency | Seconds to minutes (API calls, processing) | Sub-second (proof verification on-chain) |
Audit Trail & Immutability | Centralized logs, potentially mutable | Immutable, on-chain record of verification |
Integration Complexity | High (custom APIs, legal agreements) | Standardized (verify a proof on any EVM chain) |
Ongoing Compliance Cost | High (maintenance, monitoring, legal) | Low (fixed cryptographic cost per verification) |
Scalability for High Volume | Limited by central server capacity | Horizontally scalable with blockchain throughput |
Time to Implement | 3-6 months | 4-8 weeks with Chainscore |
Total Cost of Ownership (Year 1) | $150K - $500K+ | $50K - $150K |
how-we-deliver
A PROVEN FRAMEWORK
Our Delivery Process: From Audit to On-Chain Verification
Our structured, four-phase methodology ensures your compliant data-sharing protocol is built on a foundation of security, regulatory alignment, and technical excellence—delivered on time and on spec.
01
1. Architecture & Compliance Audit
We conduct a deep-dive analysis of your data model and regulatory requirements (e.g., GDPR, CCPA) to architect a ZK-proof system that enforces privacy by design. This phase defines the exact data schema, proof logic, and compliance guardrails.
2-3 weeks
Typical Duration
Compliance-First
Design Principle
02
2. ZK-Circuit Development
Our engineers implement the verified logic as optimized zero-knowledge circuits using industry-standard frameworks (Circom, Halo2). We focus on proof efficiency and verifier gas costs to ensure long-term operational viability.
Circom/Halo2
Core Frameworks
Gas-Optimized
Verifier Target
03
3. Smart Contract & API Integration
We deploy the on-chain verifier (Solidity/Vyper) and build the off-chain prover service with a secure, documented API. This creates the complete bridge for generating proofs and submitting verified claims to your blockchain.
REST/GraphQL
API Standards
OpenZeppelin
Security Library
04
4. Security Audit & On-Chain Verification
The entire system undergoes rigorous internal and external security review. We then execute the final on-chain deployment, provide comprehensive documentation, and conduct knowledge transfer to your team for ongoing operation.
Internal + External
Audit Layers
Full Handoff
Project Deliverable
security-standards
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3-native engineers.
We architect and deploy custom smart contracts that form the backbone of your protocol. Our development process is built on security-first principles, utilizing OpenZeppelin libraries and comprehensive audit workflows to mitigate risk from day one.
From initial concept to mainnet deployment, we ensure your contracts are gas-optimized, upgradeable, and secure.
- Full-Stack Development:
Solidity/Vypercontracts withHardhat/Foundryframeworks. - Security & Audits: Formal verification, unit/integration testing, and pre-audit reviews.
- Deployment & Management: Scripted mainnet deployments with
Etherscanverification and upgrade proxy patterns.
ZK-Proofs for Compliant Data Sharing
Frequently Asked Questions
Get clear answers on how our zero-knowledge proof solutions enable secure, verifiable data sharing while meeting regulatory requirements.
A standard implementation for a production-ready ZK system takes 4-8 weeks. This includes the design of the compliance logic, circuit development, smart contract integration, and security audit. For complex, multi-jurisdictional data schemas, the timeline may extend to 12 weeks. We provide a detailed project plan within the first week of engagement.
ENQUIRY
Get In Touch
today.
Our experts will offer a free quote and a 30min call to discuss your project.
NDA Protected
Confidentiality24h Response
Time to ValueDirectly to Engineering Team
No Sales Fluff10+
Protocols Shipped
$20M+
TVL Overall