We architect and deploy custom smart contracts on EVM-compatible chains (Ethereum, Polygon, Arbitrum) and Solana. Our development process is built on OpenZeppelin standards and includes comprehensive unit testing with Hardhat or Foundry.
Institutional Cross-Chain Token Compliance Architecture
Smart Contract Development
Secure, production-ready smart contracts built by Web3-native engineers.
- Security-First: Every contract undergoes peer review and automated analysis with
Slither/MythX. - Gas Optimization: We deliver audited code with optimized transaction costs for end-users.
- Full Lifecycle: From ideation and
Solidity/Rustdevelopment to deployment and upgrade management via proxies.
Deploy a secure, audited MVP in under 3 weeks. We provide a detailed technical specification document and post-deployment support.
Core Architectural Components We Deliver
We build the foundational infrastructure that enables secure, compliant, and scalable cross-chain operations for institutional clients. Each component is engineered for regulatory adherence and high-performance execution.
Cross-Chain Compliance Engine
A rules-based engine that enforces jurisdictional and institutional policy across all connected blockchains. Automates sanctions screening, transaction limits, and regulatory reporting in real-time.
Unified Token Registry
A canonical source of truth for token metadata, compliance status, and cross-chain mappings. Ensures consistent identification and classification (security vs. utility) across EVM, Solana, and Cosmos ecosystems.
Institutional Wallet Orchestrator
MPC-based wallet management system with granular, role-based access controls and policy-enforced signing. Integrates with existing custody solutions and hardware security modules (HSMs).
Real-Time Monitoring & Reporting API
Comprehensive API for programmatic access to all compliance events, transaction states, and risk indicators. Enables automated reporting for MiCA, Travel Rule, and internal audit requirements.
Business Outcomes for Financial Institutions
Our Institutional Cross-Chain Token Compliance Architecture translates complex regulatory requirements into automated, auditable on-chain workflows, enabling secure and scalable digital asset operations.
Automated Real-Time Sanctions Screening
Integrate OFAC, EU, and other global sanctions lists directly into your cross-chain bridge and wallet logic. We deliver automated, on-chain address validation to block prohibited transactions before they are finalized, ensuring continuous compliance.
Unified Multi-Jurisdiction Travel Rule Compliance
Deploy a FATF Travel Rule solution that aggregates and validates VASP data across EVM, Solana, and Cosmos chains. We architect systems for secure PII handling and proof-of-compliance reporting to regulators like FINMA and MAS.
Programmable On-Chain Transaction Policies
Implement granular, role-based transaction controls (limits, whitelists, blacklists) as enforceable smart contract logic. We deliver policy engines that prevent unauthorized asset movements and provide immutable audit trails for internal governance.
Cross-Chain Asset Provenance & Audit Reporting
Generate automated, regulator-ready reports tracing asset origin, custody history, and compliance status across interconnected blockchains. Our architecture provides a single source of truth for internal audits and regulatory examinations.
Secure Institutional-Grade Key Management
Architect MPC (Multi-Party Computation) or multi-sig custody solutions with integrated compliance checks. We design systems where transaction signing requires both cryptographic authorization and policy validation, eliminating operational silos.
Scalable Architecture for New Regulations
Build a modular compliance layer that can adapt to evolving global standards (MiCA, etc.) without core protocol changes. We deliver upgradeable smart contract modules and oracle feeds to future-proof your institutional operations.
Build vs. Buy: The Compliance Infrastructure Decision
A detailed comparison of the total cost, risk, and time associated with developing a cross-chain compliance architecture in-house versus partnering with Chainscore Labs.
| Key Factor | Build In-House | Buy with Chainscore |
|---|---|---|
Time to Production | 6-12 months | 4-8 weeks |
Initial Development Cost | $250K - $600K+ | $75K - $200K |
Annual Maintenance & Updates | $150K - $300K (2-3 FTEs) | Optional SLA from $50K/year |
Security & Audit Overhead | High (Unaudited, custom code) | Low (Pre-audited modules, battle-tested) |
Cross-Chain Protocol Coverage | Limited to team expertise | Ethereum, Polygon, Arbitrum, Optimism, Base, Solana |
Regulatory Rule Updates | Manual, reactive updates | Automated, proactive monitoring & patching |
Team Expertise Required | Senior Solidity, Security, DevOps | Your existing product team |
Risk of Regulatory Non-Compliance | High (You bear full liability) | Mitigated (Architected for global standards) |
Integration Complexity | High (Custom connectors for each chain) | Low (Unified API & SDK) |
Our Delivery Methodology: From Design to Mainnet
A systematic, phase-gated approach designed for institutional clients. We deliver compliant cross-chain token architectures with full audit trails, zero surprises, and guaranteed SLAs.
Phase 1: Architecture & Compliance Blueprint
We begin with a comprehensive technical and regulatory analysis. Deliverables include a system architecture diagram, compliance rulebook (covering OFAC, MiCA, FATF Travel Rule), and a detailed tokenomics model. This phase establishes the single source of truth for your project.
Phase 2: Smart Contract Development & Auditing
Our engineers build modular, upgradeable smart contracts for your token standard (ERC-20, ERC-1400, etc.) and cross-chain bridges. Every line of code undergoes internal review followed by a formal audit from a top-tier firm like Trail of Bits or Quantstamp before deployment.
Phase 3: Off-Chain Compliance Engine Integration
We integrate your smart contracts with our proprietary Chainscore Compliance API. This enables real-time transaction screening, automated wallet address vetting, and immutable compliance logging, ensuring every cross-chain transfer meets your policy rules.
Phase 4: Staging & Penetration Testing
The entire system is deployed to a private staging environment that mirrors mainnet. We conduct end-to-end integration tests and a white-hat penetration test to identify vulnerabilities in the full stack—smart contracts, APIs, and frontends.
Phase 5: Mainnet Deployment & Monitoring
Managed, phased rollout to production networks (Ethereum, Polygon, Arbitrum, etc.) with multi-sig controls. We provide 24/7 monitoring dashboards for system health, compliance alerts, and transaction analytics, with a 99.9% uptime SLA from day one.
Phase 6: Ongoing Support & Upgrades
Post-launch, we offer retainer-based support for protocol upgrades, compliance rule updates, and integration of new chains. Benefit from our continuous research on emerging regulations (like MiCA) and blockchain security practices.
Smart Contract Development
Production-ready smart contracts built with enterprise-grade security and gas optimization.
We deliver audited, secure smart contracts on EVM and Solana that power your core business logic. Our development process includes:
- Formal verification and multi-audit reviews with firms like
CertiKandQuantstamp. - Gas optimization reducing transaction costs by up to 40% for high-frequency operations.
- Implementation of OpenZeppelin standards and custom security patterns for
ERC-20,ERC-721, andERC-1155tokens.
Deploy with confidence. Our contracts come with a 99.9% uptime SLA and post-deployment monitoring for vulnerabilities.
From DeFi protocols to NFT marketplaces, we architect the immutable foundation for your application. We ensure regulatory compliance for financial applications and provide full technical documentation for your team.
Frequently Asked Questions on Compliant Cross-Chain Design
Get clear, technical answers on architecting secure and regulatorily sound cross-chain systems for institutional use.
We follow a structured 4-phase delivery model. Discovery & Design (1-2 weeks): We audit your requirements and design the compliance logic. Core Development (3-5 weeks): We build and unit-test the smart contracts and relayers. Internal Audit & Testing (2 weeks): Our security team conducts a full review and deploys to a testnet. Deployment & Handoff (1 week): We deploy to mainnet and provide full documentation. Most projects are delivered in 7-10 weeks from kickoff.
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Our experts will offer a free quote and a 30min call to discuss your project.