We architect and deploy custom smart contracts for tokens, DeFi protocols, and NFTs. Our code is built on Solidity 0.8+ with OpenZeppelin standards and undergoes rigorous security audits before mainnet deployment.
LABS
Services
Zero-Knowledge Proof Access Control Implementation
We build systems where users prove eligibility (employee status, certifications, residency) for access to resources without revealing the underlying identity data, using ZK-SNARKs and STARKs.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 experts.
- Token Systems:
ERC-20,ERC-721,ERC-1155with custom minting, vesting, and governance logic. - DeFi Protocols: Automated Market Makers (AMMs), lending/borrowing pools, and yield aggregators.
- Enterprise Logic: Multi-signature wallets, supply chain tracking, and automated escrow services.
We deliver battle-tested contracts with a focus on gas efficiency and upgradeability, ensuring your protocol is secure and future-proof from day one.
key-features-cards
ENTERPRISE-GRADE ZK ACCESS CONTROL
Core Implementation Capabilities
We deliver production-ready, audited ZK-powered access control systems that secure digital assets and sensitive data. Our implementations are built for compliance, scalability, and seamless integration.
01
Custom ZK Circuit Design
We design and implement custom Zero-Knowledge circuits (using Circom, Halo2, or Noir) tailored to your specific business logic for membership, credentials, or asset ownership proofs.
Circom / Halo2
Circuit Frameworks
< 4 weeks
Proof of Concept
02
On-Chain Verifier Deployment
Deployment of gas-optimized verifier smart contracts (Solidity, Cairo) to Ethereum, L2s, or appchains, enabling trustless validation of ZK proofs for access decisions.
Solidity 0.8+
Code Standard
EVM / Starknet
Deployment Target
03
Prover Infrastructure & APIs
Scalable backend services for proof generation, featuring load balancing, caching, and monitoring to handle high-volume requests with sub-second latency.
< 500ms
Proof Generation
99.9% SLA
Uptime
04
Integration SDKs & Frontend Kits
Developer-friendly SDKs (TypeScript/React) and UI components for seamless integration of ZK login gates, token-gated content, and permissioned actions into your dApp.
React / Next.js
Frontend Support
TypeScript SDK
Primary Language
06
Compliance-First Architecture
Design systems with built-in compliance features: proof revocation, time-bound permissions, and audit trails to meet regulatory requirements for finance and enterprise.
GDPR / MiCA
Compliance Ready
Immutable Logs
Audit Trail
benefits
DELIVERABLES
Business Outcomes for Your Platform
Our Zero-Knowledge Proof Access Control Implementation delivers measurable improvements to your platform's security, compliance, and user experience. Here are the concrete outcomes you can expect.
Architectural Comparison
ZK Access Control vs. Traditional Methods
A technical breakdown of how zero-knowledge proof access control fundamentally differs from traditional on-chain and centralized models in terms of security, cost, and user experience.
| Feature | Traditional On-Chain | Centralized Server | Chainscore ZK Access Control |
|---|---|---|---|
User Data Privacy | Public on blockchain | Stored on your servers | Fully private (ZK proofs) |
Gas Cost per Auth | High ($1-$10+) | Negligible | Low ($0.01-$0.10) |
Security Model | Transparent but public | Central point of failure | Cryptographically verifiable |
Developer Overhead | High (managing keys, nonces) | Medium (API, DB security) | Low (SDK integration) |
Regulatory Compliance | Challenging (public data) | Your responsibility | Built-in (privacy by design) |
Typical Time to Implement | 8-16 weeks | 4-8 weeks | 2-4 weeks |
Audit & Verification | Smart contract audits only | Internal security reviews | ZK circuit audits + contract audits |
Ideal Use Case | Permissionless DAOs | Internal enterprise apps | Compliant DeFi, private memberships |
how-we-deliver
PROVEN PROCESS
Our Delivery Methodology
Our structured, four-phase approach ensures your ZK-powered access control system is delivered on time, on budget, and with enterprise-grade security. We focus on measurable outcomes, not just technical features.
01
Architecture & Design
We design a custom ZK circuit architecture tailored to your specific access logic, selecting optimal proving systems (Groth16, Plonk, STARKs) and defining on-chain verification patterns for gas efficiency and scalability.
1-2 weeks
Design Phase
3+ Options
Architecture Reviewed
02
Circuit Development & Audit
Our team implements the ZK circuits in Circom or Noir, followed by rigorous internal testing and a mandatory external audit by a leading security firm like Trail of Bits or Zellic to eliminate vulnerabilities before deployment.
Certified
Security Audit
100%
Test Coverage
03
Integration & Deployment
We seamlessly integrate the ZK verifier with your existing smart contracts and frontend, handling the full deployment pipeline to your chosen EVM or L2 network with automated CI/CD and monitoring setup.
< 2 weeks
Integration Time
Zero Downtime
Deployment SLA
04
Maintenance & Optimization
Post-launch, we provide ongoing support, performance monitoring, and optimization services. We track proof generation times and gas costs, implementing upgrades to keep your system cost-effective and future-proof.
24/7
Monitoring
< 24h
Support Response
use-cases
ENTERPRISE-READY USE CASES
Proven Applications Across Industries
Our zero-knowledge proof access control implementation delivers verifiable privacy and compliance for high-stakes applications. See how we've solved critical challenges for leading organizations.
Zero-Knowledge Proof Access Control
Technical and Commercial FAQs
Answers to common questions about our implementation process, security, and commercial terms.
A standard ZK-powered access control system for a single application takes 2-4 weeks from kickoff to mainnet deployment. This includes requirements analysis, circuit design, smart contract development, integration, and security review. Complex multi-chain deployments or custom proving schemes may extend to 6-8 weeks. We provide a detailed project plan within the first 3 days 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