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Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
LABS
Services

Privacy-Preserving Identity & Access Management

We design and implement enterprise-grade decentralized identity systems using zero-knowledge proofs. Our solutions deliver secure, passwordless authentication, granular role-based access control, and verifiable credential attestation—all while keeping user identities and personal data confidential.
Chainscore © 2026
overview
SECURE FOUNDATIONS

Custom Smart Contract Development

Production-ready smart contracts built for security, scalability, and compliance.

We architect and deploy secure, gas-optimized smart contracts that form the core of your Web3 application. Our development process is built on audited code patterns and comprehensive testing to mitigate risk from day one.

  • Protocol Development: Custom ERC-20, ERC-721, ERC-1155, and bespoke token standards.
  • DeFi & DAOs: Automated market makers, staking pools, governance modules, and multi-sig wallets.
  • Security First: Development follows OpenZeppelin standards, with formal verification and pre-audit reviews.

We deliver contracts you can trust, reducing time-to-audit and accelerating your mainnet launch.

Outcome: Go from specification to a secure, deployable contract suite in 2-4 weeks. Our contracts are built for the long term, with upgradeability patterns and clear documentation for your team.

key-features-cards
ENTERPRISE-GRADE PRIVACY

Core Capabilities of Our ZK Identity Solutions

Build compliant, user-centric identity systems with zero-knowledge proofs. Our solutions deliver verifiable credentials without exposing sensitive data, enabling secure onboarding, selective disclosure, and regulatory compliance.

05

Auditable Privacy & Compliance

Generate ZK-proofs of regulatory compliance (e.g., proof of sanction screening, AML checks) for auditors and regulators, without exposing individual user data or compromising network privacy.

Audit Trail
Ready
GDPR Aligned
Design
06

Custom Circuit Development

Design and implement bespoke ZK-SNARK/STARK circuits for complex business logic. We optimize for proof size and verification speed, tailored to your specific identity and attestation requirements.

Circom / Noir
Frameworks
Security Audited
Delivery
benefits
DELIVERABLES

Business Outcomes for Your Organization

Our Privacy-Preserving Identity & Access Management service delivers concrete, measurable results that secure your operations and accelerate your go-to-market strategy.

01

Regulatory Compliance by Design

Architected for GDPR, CCPA, and emerging Web3 regulations. We implement Zero-Knowledge Proofs and selective disclosure to enable data minimization and user consent, reducing your legal and compliance overhead.

100%
GDPR/CCPA Alignment
0
Data Breach Liability
02

Frictionless User Onboarding

Replace KYC bottlenecks with privacy-first verification. Users prove eligibility without revealing sensitive data, cutting sign-up time from days to seconds and boosting conversion rates by up to 70%.

< 60 sec
Onboarding Time
70%
Higher Conversion
03

Enterprise-Grade Security Posture

Deploy with confidence using our battle-tested, audited frameworks. All solutions incorporate MPC/TSS for key management and are built on OpenZeppelin standards, backed by a 99.9% uptime SLA.

99.9%
Uptime SLA
Audited
Code Security
04

Interoperable Identity Portability

Future-proof identity layers that work across EVM chains, Solana, and Cosmos via IBC. Users own and transport their verifiable credentials, eliminating vendor lock-in and expanding your market reach.

10+
Chain Support
0
Lock-in Risk
05

Reduced Operational Cost & Complexity

Eliminate centralized identity server costs, manual review processes, and data storage liabilities. Our decentralized model shifts the cost burden, typically reducing annual IAM expenses by 40-60%.

40-60%
Cost Reduction
Automated
Compliance
06

Accelerated Time-to-Market

Leverage our pre-built, modular SDKs and APIs for core identity functions. Integrate SSI, decentralized identifiers (DIDs), and verifiable credentials in under 4 weeks, not quarters.

< 4 weeks
Integration Time
Modular SDKs
Delivery
Strategic Decision Analysis

Build vs. Buy: Implementing ZK Identity

A detailed comparison of the time, cost, and risk involved in developing a custom Zero-Knowledge identity solution versus leveraging Chainscore's managed service.

FactorBuild In-HouseChainscore Managed Service

Time to Initial Deployment

6-12 months

4-8 weeks

Core Development Cost

$250K - $600K+

$50K - $150K

Security Audit Requirement

Mandatory (Additional $50K-$100K)

Included (Pre-Audited Templates)

Ongoing Protocol Updates

Your team's responsibility

Managed & Included

ZK Circuit Expertise Required

Senior Cryptographer (2-3 FTE)

Provided by our Team

Supported Protocols

Custom (Your Implementation)

Semaphore, RLN, Sismo, Polygon ID

Infrastructure & Monitoring

Build from scratch

Included with 99.9% SLA

Annual Maintenance Cost (Year 1)

$150K - $300K

$25K - $75K (Optional SLA)

Total Year 1 Cost (Est.)

$400K - $1M+

$75K - $225K

how-we-deliver
PROVEN FRAMEWORK

Our Delivery Methodology

We deliver enterprise-grade privacy-preserving identity systems through a structured, transparent process that ensures security, compliance, and rapid integration.

01

Architecture & Design Review

We begin with a collaborative workshop to define your specific use case, threat model, and compliance requirements (GDPR, CCPA). We deliver a technical specification for a Zero-Knowledge Proof (ZKP) or MPC-based identity architecture.

2-3 days
Workshop Duration
100%
Requirements Mapped
02

Secure Protocol Implementation

Our engineers build your core identity layer using battle-tested libraries like circom or arkworks for ZKPs, or tss-lib for MPC. All code follows OpenZeppelin security patterns and is written in auditable Rust or Solidity.

SOC 2 Type II
Compliant Dev
O(1) Proof Size
Gas Optimization
03

Integration & SDK Delivery

We provide a production-ready SDK (JavaScript/TypeScript, Python) for seamless integration with your existing auth stack (Auth0, Okta) or dApp frontend. Includes comprehensive documentation and example flows.

< 1 week
Integration Time
REST & GraphQL
API Support
04

Audit & Security Hardening

Every identity module undergoes rigorous internal review followed by a formal audit from a leading firm like Trail of Bits or Quantstamp. We deliver a final report and implement all recommendations before deployment.

2 Audits
Minimum Standard
0 Critical Issues
Release Guarantee
05

Deployment & Key Management

We manage the secure deployment of your identity verifier contracts on-chain (Ethereum, Polygon, Arbitrum) and assist in establishing a robust, non-custodial key management strategy for administrators.

99.9% SLA
Uptime
Multi-sig
Default Setup
06

Ongoing Support & Upgrades

Receive 24/7 monitoring, alerting for anomalous proof activity, and priority updates for protocol upgrades (e.g., new ZK-SNARK backends). Includes quarterly security reviews.

< 15 min
Response Time SLA
Quarterly
Security Reviews
security
CORE INFRASTRUCTURE

Custom Smart Contract Development

Secure, production-ready smart contracts built to your exact specifications.

We architect and deploy custom smart contracts that form the secure, immutable backbone of your Web3 application. Our development process is built on audited code patterns and gas optimization from day one, ensuring your core logic is both secure and cost-effective to run.

From tokenomics to complex DeFi logic, we translate your business requirements into bulletproof on-chain code.

  • Protocols & Standards: ERC-20, ERC-721, ERC-1155, ERC-4626, and custom implementations.
  • Security First: Development with OpenZeppelin libraries and integration with top audit firms.
  • Full Lifecycle: Development, testing, deployment, and ongoing maintenance on your chosen chain.
Privacy-Preserving IAM

Frequently Asked Questions

Get clear answers on how we build secure, compliant, and user-centric identity systems for Web3 applications.

We follow a structured 5-phase methodology: 1) Discovery & Architecture – We audit your needs and design a system using ZK-proofs, MPC, or selective disclosure patterns. 2) Smart Contract & Protocol Development – We build and audit core identity logic (e.g., verifiable credentials, revocation registries) on your chosen chain. 3) SDK & Integration Layer – We develop client-side libraries and APIs for seamless app integration. 4) Security Audit & Pen-Testing – Every system undergoes internal review and optional third-party audits from firms like Quantstamp. 5) Deployment & Knowledge Transfer. We've delivered 20+ IAM systems securing over 5 million user identities.

ENQUIRY

Get In Touch
today.

Our experts will offer a free quote and a 30min call to discuss your project.

NDA Protected
24h Response
Directly to Engineering Team
10+
Protocols Shipped
$20M+
TVL Overall
NDA Protected Directly to Engineering Team