We architect, develop, and audit custom Solidity/Rust smart contracts that form the immutable backbone of your protocol. Our focus is on security-first development, leveraging battle-tested patterns from OpenZeppelin and rigorous internal audits to mitigate risks before deployment.
LABS
Services
Cross-Chain Payment Compliance Engine
A unified transaction screening and monitoring system for cross-border payments across multiple blockchains. Maintain a single compliance posture for assets moving via CCIP, Wormhole, and other bridges.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built for scale and compliance.
- Custom Logic: Tokenomics (
ERC-20,ERC-721), staking pools, governance modules, and bespoke DeFi primitives. - Gas Optimization: Code reviewed for efficiency, reducing user transaction costs by up to 40%.
- Full Audit Trail: Comprehensive documentation and
NatSpeccomments for maintainability. - Deployment & Verification: Seamless deployment to mainnet/testnets with full source code verification on block explorers.
We deliver contracts you can trust, accelerating your time-to-market by weeks while ensuring the foundation of your application is robust and secure.
key-features-cards
ENTERPRISE-GRADE INFRASTRUCTURE
Core Engine Capabilities
Our cross-chain payment compliance engine is built on battle-tested infrastructure, delivering the security, speed, and reliability required for high-volume financial operations. Each component is designed to eliminate regulatory friction and technical debt.
01
Real-Time Sanctions & AML Screening
Automated screening of counterparty addresses against OFAC, EU, and global sanctions lists before transaction finality. Prevents regulatory breaches by blocking non-compliant transfers at the protocol level.
< 500ms
Screening Latency
99.99%
List Accuracy
02
Multi-Jurisdiction Rule Engine
Dynamic policy enforcement for FATF Travel Rule, MiCA, and local regulations. Configurable logic allows per-transaction validation based on origin chain, destination, and asset type without code changes.
50+
Regions Supported
Zero Downtime
Policy Updates
03
Cross-Chain Identity Resolution
Unified view of entity activity across Ethereum, Solana, Polygon, and other EVM/L1 chains. Links wallet addresses to verified entities for comprehensive risk profiling and audit trails.
15+
Networks Mapped
Sub-Second
Identity Resolution
04
Automated Audit Trail & Reporting
Immutable, granular logging of all compliance checks and policy decisions. Generates standardized reports for regulators (e.g., SARs) and exports to SIEM tools like Splunk or Datadog.
7-Year
Data Retention
FIPS 140-2
Log Encryption
05
Programmable Risk Thresholds
Fine-tune compliance sensitivity with custom risk scores for transactions, countries, and asset classes. Set automated actions (block, flag, allow) based on your institution's risk appetite.
1000+
Risk Parameters
< 1ms
Rule Evaluation
06
High-Availability Relay Network
Fault-tolerant message passing between chains with guaranteed delivery. Built-in monitoring, automatic failover, and SLAs ensure payment flows continue even during partial network outages.
99.95%
Uptime SLA
< 2s
Finality
benefits
DELIVERING TANGIBLE VALUE
Business Outcomes for Your Neobank
Our Cross-Chain Payment Compliance Engine is engineered to drive measurable business results. We focus on outcomes that accelerate your time-to-market, reduce operational overhead, and unlock new revenue streams.
01
Accelerated Market Entry
Deploy a fully compliant, multi-chain payment rail in under 4 weeks. Our pre-audited smart contract modules and automated compliance rule engine eliminate months of development and legal review cycles.
< 4 weeks
Time to Launch
0
Custom Code Required
02
Reduced Compliance Overhead
Automate KYC/AML/KYT checks across 15+ EVM and non-EVM chains with a single integration. Our engine handles transaction monitoring, sanctions screening, and reporting, cutting manual review costs by over 70%.
> 70%
Cost Reduction
15+
Chains Monitored
03
Expanded Payment Corridors
Enable seamless fiat-to-crypto and cross-border settlements by connecting traditional banking rails (SWIFT, SEPA) with decentralized networks like Ethereum, Solana, and Polygon. Serve global customers from a single platform.
50+
Supported Jurisdictions
24/7
Settlement Window
04
Enterprise-Grade Security & Audit Trail
Every transaction is cryptographically verified and logged to an immutable compliance ledger. Our system is built with OpenZeppelin standards and undergoes quarterly audits, providing a clear audit trail for regulators.
100%
Transaction Immutability
Quarterly
Security Audits
05
Real-Time Risk Management
Dynamically adjust transaction limits and apply geo-fencing based on live risk scores from Chainalysis and Elliptic. Prevent fraudulent flows before settlement with sub-second policy enforcement.
< 1 sec
Policy Enforcement
Real-time
Risk Scoring
06
Scalable Infrastructure
Handle from 100 to 100,000+ transactions per day without re-architecting. Our engine scales horizontally with 99.95% uptime SLA, ensuring reliability during market volatility and peak loads.
99.95%
Uptime SLA
100k+
Daily TX Capacity
The Infrastructure Decision Matrix
Build vs. Buy vs. Chainscore
Compare the total cost, risk, and time-to-market for implementing a compliant cross-chain payment engine.
| Key Factor | Build In-House | Generic Third-Party Solution | Chainscore |
|---|---|---|---|
Time to Launch | 6-12+ months | 3-6 months | 4-8 weeks |
Initial Development Cost | $250K - $600K+ | $100K - $200K license | $50K - $150K |
Regulatory Compliance (AML/KYC) | High Risk (Your Liability) | Moderate (Limited Jurisdictions) | Low Risk (Pre-built for 30+ regions) |
Security & Audit Burden | Your Responsibility | Shared (Limited Audit Scope) | Our Responsibility (Full Audit Reports) |
Ongoing Maintenance & Updates | 2-3 FTEs ($300K+/year) | 15-20% Annual License Fee | Optional SLA from $30K/year |
Cross-Chain Coverage (Launch) | Ethereum, 1-2 EVMs | Fixed Set (Often 3-5 chains) | Ethereum + 10+ L2s & Alt-L1s |
Smart Contract Upgradability | Custom Implementation | Vendor-Locked | Modular, Non-Custodial Design |
Support & Incident Response | Internal Team Only | Business Hours, 24h SLA | 24/7 On-Call, 4h SLA |
how-we-deliver
PROVEN FRAMEWORK
Our Delivery Methodology
We deliver your cross-chain compliance engine through a structured, transparent process designed for speed, security, and seamless integration with your existing fintech stack.
01
Compliance Architecture & Design
We map your regulatory requirements (e.g., FATF Travel Rule, AML/CFT) to a modular on-chain architecture. This includes designing compliance modules, data schemas, and integration points with your existing KYC/KYB providers.
2-3 weeks
Design Sprint
10+
Protocols Supported
02
Smart Contract Development & Auditing
Our engineers build the core compliance logic in Solidity/Vyper, implementing rule engines and secure data handling. Every contract undergoes a multi-stage audit process, including internal review and external verification by leading security firms.
100%
Audit Coverage
OpenZeppelin
Security Standard
03
Cross-Chain Integration & Testing
We deploy and configure the compliance engine across your target chains (EVM, Cosmos, Solana). Our team conducts exhaustive integration testing, simulating real-world payment flows and edge cases to ensure reliability and data consistency.
< 1 sec
Message Relay
99.9%
Test Coverage
04
Deployment & Production Monitoring
We manage the secure, phased deployment to mainnet and provide a comprehensive monitoring dashboard. This includes real-time alerts for compliance events, transaction health, and system performance across all integrated chains.
24/7
Monitoring
< 4 hours
Incident Response
security
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 experts for your protocol or application.
We architect and deploy custom smart contracts that form the secure, immutable backbone of your project. Our development process ensures gas-optimized code, comprehensive audit readiness, and full ownership of the final product.
- From Concept to Mainnet: Full-cycle development for
ERC-20,ERC-721,ERC-1155, and custom logic. - Security-First: Built with
Solidity 0.8+andOpenZeppelinlibraries, following industry-standard patterns. - Audit-Ready Code: Clean, documented, and modular contracts designed to pass third-party security audits.
Reduce your time-to-market and technical risk with battle-tested smart contract infrastructure.
Our engineers specialize in complex DeFi primitives, NFT mechanics, and DAO governance. We deliver production-ready contracts in 2-4 weeks, backed by unit and integration testing to ensure reliability before deployment to Ethereum, Polygon, Arbitrum, or other EVM-compatible chains.
Cross-Chain Payment Compliance
Frequently Asked Questions
Get clear answers on how our compliance engine integrates, scales, and secures your cross-chain payment operations.
Our engine provides a modular API-first architecture. You can integrate via REST APIs or WebSocket streams in under a week. We support direct integration with popular payment processors, custodial wallets, and on-chain DeFi protocols. All compliance logic—sanctions screening, transaction monitoring, risk scoring—runs in our secure environment, requiring minimal changes to your core application.
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