We architect and deploy custom smart contracts for tokens, DeFi protocols, and NFT platforms. Our code is built on Solidity 0.8+ with OpenZeppelin security patterns and undergoes rigorous audits before mainnet deployment.
LABS
Services
Biometric Audit and Compliance Testing
Specialized security and compliance audits for biometric wallet authentication systems. We identify vulnerabilities in liveness detection, template storage, and ensure adherence to GDPR, CCPA, and other global data privacy regulations.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 experts.
- Token Standards:
ERC-20,ERC-721,ERC-1155, and custom implementations. - DeFi & DAOs: Automated market makers, staking pools, governance modules.
- Security First: Formal verification and third-party audit coordination.
- Full Lifecycle: Development, testing, deployment, and upgrade management.
Deliver a secure, gas-optimized contract suite in 2-4 weeks, ready for your MVP launch.
key-features-cards
END-TO-END SECURITY
Comprehensive Audit Coverage
Our biometric audit and compliance testing service delivers a multi-layered security assessment, from smart contract logic to user-facing application security, ensuring your project meets the highest standards for trust and safety.
01
Smart Contract Security Audit
In-depth manual and automated review of your Solidity/Vyper contracts. We identify critical vulnerabilities like reentrancy, access control flaws, and logic errors before deployment.
100%
Code Coverage
OWASP Top 10
Compliance
02
Biometric System Penetration Testing
Simulated attacks on your biometric authentication flow (e.g., facial recognition, fingerprint). We test for spoofing, liveness detection bypass, and data integrity vulnerabilities.
FIDO2/WebAuthn
Standards
Zero-Day
Detection
03
Compliance & Regulatory Review
Ensure your dApp aligns with relevant frameworks like GDPR for biometric data, FATF Travel Rule for VASPs, and specific jurisdictional financial regulations.
GDPR/CCPA
Data Privacy
FATF
Travel Rule
04
Frontend & API Security Audit
Security assessment of your web/mobile interface and APIs. We test for common Web2/Web3 attack vectors including XSS, injection flaws, and insecure direct object references.
OWASP ASVS
Framework
CI/CD
Integration
05
Gas Optimization & Performance Review
Analysis of on-chain transaction efficiency. We identify gas-intensive operations and optimize contract logic to reduce user costs and improve network performance.
Up to 40%
Gas Savings
Sub-Second
Finality Target
06
Post-Deployment Monitoring & Incident Response
Proactive security monitoring for deployed contracts with 24/7 alerting. Includes a defined incident response plan for critical vulnerability disclosure and mitigation.
24/7
Monitoring
< 1 Hour
Response SLA
benefits
EXPERTISE & PRECISION
Why Choose Our Biometric Audit
Our specialized audit process delivers actionable security insights and regulatory compliance for biometric authentication systems, ensuring your product is secure, private, and market-ready.
Comprehensive Security Assessment Tiers
Standard Audit Scope & Deliverables
Compare our structured audit packages for biometric identity protocols, smart contracts, and compliance testing.
| Audit Component | Starter | Professional | Enterprise |
|---|---|---|---|
Smart Contract Security Audit | |||
Biometric SDK & API Penetration Testing | |||
GDPR/CCPA Compliance Assessment | |||
Liveness Detection Algorithm Review | |||
On-Chain Privacy & Data Leak Analysis | |||
Formal Verification (Key Functions) | |||
Remediation Support & Re-Audit | 1 round | 2 rounds | Unlimited |
Final Report & Executive Summary | |||
Response Time SLA | 72 hours | 24 hours | 4 hours |
Starting Price | $8,000 | $25,000 | Custom Quote |
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FULL-STACK ENGINEERING
Custom Blockchain Development
Build production-ready, custom blockchain networks and protocols from the ground up.
We architect and deploy bespoke blockchain solutions tailored to your specific business logic and performance requirements. Our full-cycle development covers everything from consensus design to node infrastructure and governance frameworks.
Deliver a secure, scalable, and fully-owned blockchain network in 8-12 weeks, not years.
- Core Protocol Development: Custom
EVMorSubstrate-based chains,Cosmos SDKapp-chains, andzk-rollupL2s. - Node & Validator Infrastructure: High-availability node clusters with 99.9% uptime SLA and automated key management.
- Smart Contract & dApp Suite: Native token standards (
ERC-20,ERC-721), governance modules, and cross-chain bridges. - Security & Audits: Formal verification, comprehensive audits by top firms, and ongoing monitoring.
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PROVEN FRAMEWORK
Our Audit Methodology
A rigorous, multi-layered process designed to identify critical vulnerabilities and ensure regulatory compliance for your biometric systems. We deliver actionable reports, not just findings.
Technical & Process Questions
Biometric Audit FAQs
Answers to common questions about our biometric security audit methodology, timeline, and deliverables for Web3 applications.
We employ a hybrid methodology combining automated vulnerability scanning with manual expert review. Our process includes threat modeling specific to biometric data flows, static and dynamic analysis of smart contracts and backend systems, and penetration testing of authentication endpoints. We follow NIST SP 800-63B guidelines and OWASP ASVS for biometric systems.
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