We architect and deploy custom smart contracts on EVM and Solana that are secure by design. Our process delivers production-ready code in 2-4 weeks, backed by formal verification and third-party audits from firms like OpenZeppelin and Quantstamp.
LABS
Services
Verifiable Credential Exchange Network
A decentralized network of attestor nodes that issues, verifies, and exchanges W3C-compliant Verifiable Credentials. Bridge disparate KYC standards, ensure regulatory compliance, and streamline user onboarding across jurisdictions.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, audited smart contracts built for production at scale.
- Full Lifecycle Development: From ideation and
Solidity/Rustcoding to deployment and upgrade management. - Security-First Approach: Adherence to
ERCstandards, gas optimization, and comprehensive unit/integration testing. - Proven Patterns: Implementation of established security patterns like
Ownable,Pausable, and custom access control.
We deliver contracts you can trust, with a 99.9% uptime SLA and post-deployment monitoring to ensure resilience against exploits and front-running.
key-features-cards
BUILT FOR ENTERPRISE SCALE
Core Technical Capabilities
Our Verifiable Credential Exchange Network is engineered for production-grade reliability, security, and developer velocity. We deliver the foundational infrastructure so you can focus on building your credentialing applications.
01
Decentralized Identifier (DID) Management
Full lifecycle management for W3C-compliant DIDs, supporting multiple methods (did:key, did:web, did:ethr). We handle key generation, rotation, and secure storage, ensuring user sovereignty and portability.
W3C
Compliant
5+
DID Methods
02
Credential Schema & Issuance Engine
Define, issue, and manage verifiable credentials with custom JSON-LD schemas. Our engine supports selective disclosure, batch issuance, and integrates seamlessly with your existing identity systems.
JSON-LD
Standard
< 100ms
Issuance Latency
03
Zero-Knowledge Proof Verification
Privacy-preserving credential verification using zk-SNARKs and zk-STARKs. Enable users to prove claims (age, membership, KYC) without revealing underlying data, built with Circom and Halo2.
zk-SNARKs
& STARKs
Circom
Circuit Library
04
Interoperable Presentation Exchange
Secure, standardized protocol for requesting and presenting credentials (DIF Presentation Exchange). Supports cross-platform verifiability between wallets, apps, and enterprise systems.
DIF PE
Protocol
OIDC4VP
Integration
05
High-Availability Node Infrastructure
Globally distributed, fault-tolerant node network for credential status lists (revocation) and decentralized registries. Built on Kubernetes with 99.9% uptime SLA and automated failover.
99.9%
Uptime SLA
3
Cloud Regions
06
Developer SDKs & APIs
Comprehensive TypeScript/Go/Python SDKs and RESTful APIs for rapid integration. Includes webhook support, detailed analytics, and sandbox environments for testing credential flows.
3
SDK Languages
REST/GraphQL
APIs
benefits
DELIVERING TANGIBLE RESULTS
Business Outcomes for FinTechs and Web3 Platforms
Our Verifiable Credential Exchange Network is engineered to solve specific business challenges, providing measurable value from day one.
01
Accelerated KYC/AML Onboarding
Reduce customer onboarding from days to seconds with reusable, privacy-preserving credentials. Eliminate redundant checks and manual review bottlenecks.
Key Differentiator: Interoperable with existing compliance frameworks (e.g., Travel Rule, FATF).
90%
Faster Onboarding
< 5 sec
Credential Verification
02
Secure & Compliant Data Exchange
Establish a zero-trust data sharing layer between institutions. Share verified claims (income, identity, accreditation) without exposing raw PII.
Credibility: Built on W3C VC standards with selective disclosure.
Zero PII
Exposure Risk
W3C Compliant
Standard
03
Reduced Operational Costs
Automate verification workflows and cut manual processing overhead. Shift from per-check fees to a predictable, scalable network model.
Outcome: Lower CAC and higher margin on regulated products.
70%
Lower Verification Cost
Predictable
Pricing Model
04
New Revenue Streams
Monetize verified data through secure B2B data marketplaces or offer credential issuance as a service. Enable cross-platform loyalty and DeFi composability.
Example: Portable credit scores for undercollateralized lending.
New
B2B Revenue Line
Enhanced
Product Stickiness
05
Enhanced Developer Velocity
Integrate in weeks, not months, with our production-ready SDKs and APIs. Focus on core product logic, not credential infrastructure.
Delivery: TypeScript/Go SDKs, comprehensive docs, and dedicated technical support.
< 4 weeks
To Production
99.9%
API Uptime SLA
06
Future-Proof Regulatory Alignment
Build on a network designed for evolving global regulations (e.g., MiCA, eIDAS 2.0). Our architecture adapts to new compliance rules without costly re-engineering.
Expertise: Built by a team with direct regulatory experience.
Proactive
Compliance Updates
Audit-Ready
Data Provenance
Infrastructure Decision Matrix
Build vs. Buy: Verifiable Credential Network Analysis
A detailed comparison of the total cost, risk, and time commitment required to build a verifiable credential exchange network in-house versus using Chainscore's managed platform.
| Key Factor | Build In-House | Chainscore Platform |
|---|---|---|
Time to Production | 6-12+ months | 4-8 weeks |
Initial Development Cost | $250K - $600K+ | $50K - $150K |
Security & Audit Overhead | High (Unaudited Risk) | Low (Pre-Audited, Zero-Knowledge) |
Core Team Required | 5-10 Senior Engineers | 1-2 Integration Engineers |
Ongoing Maintenance | Full DevOps & SRE Team | Managed 24/7 with 99.9% SLA |
Protocol Upgrades | Your Responsibility | Handled by Chainscore |
W3C VC / DID Compliance | Custom Implementation | Built-in, Certified |
Total Cost of Ownership (Year 1) | $500K - $1.2M+ | $80K - $200K |
Time to First Credential Issued | 9+ months | < 30 days |
how-we-deliver
PROVEN FRAMEWORK
Our Delivery Methodology
We deliver production-ready Verifiable Credential networks through a structured, transparent process designed for security, speed, and seamless integration.
01
Architecture & Design Sprint
We begin with a collaborative workshop to define your credential schemas, trust frameworks, and governance models. This ensures your network aligns with W3C standards and your specific business logic from day one.
1-2 weeks
Design Phase
W3C Compliant
Standards
02
Secure Core Development
Our team builds the core infrastructure: issuer/verifier nodes, credential wallets, and the decentralized registry. We implement zero-knowledge proofs for selective disclosure and leverage battle-tested libraries like did-jwt-vc.
99.9% SLA
Node Uptime
ZK-Proofs
Privacy
03
Rigorous Security Audit
Every component undergoes internal and external security review. We focus on credential integrity, revocation mechanisms, and DID method security before any deployment, providing you with a formal audit report.
2 Audits
Internal + External
0 Critical
Target Issues
04
Staged Deployment & Integration
We deploy to a testnet environment for stakeholder validation, followed by a phased mainnet rollout. Our team handles integration with your existing systems (KYC, CRM) via documented APIs and SDKs.
< 4 weeks
To Testnet
Full SDK
Integration Support
05
Production Monitoring & Support
Post-launch, we provide 24/7 monitoring of network health, credential issuance volume, and compliance events. You receive detailed analytics dashboards and dedicated technical support.
24/7
Monitoring
< 1hr
Support Response
Verifiable Credential Exchange
Frequently Asked Questions
Common questions from CTOs and technical leaders evaluating our Verifiable Credential Exchange Network service.
Standard deployments for a production-ready Verifiable Credential Exchange Network take 4-8 weeks. This includes architecture design, smart contract development, issuer/verifier SDKs, and integration testing. For proof-of-concepts or MVPs, we can deliver a functional network in 2-3 weeks. The timeline is fixed-price and detailed in our initial project scope.
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