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
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

Smart Contract Custody Audits & Security

Expert security audits and formal verification for custody smart contracts. We protect your tokenized assets with rigorous testing across EVM, Solana, Move, and CosmWasm ecosystems.
Chainscore © 2026
overview
CORE SERVICE

Smart Contract Development

Secure, production-ready smart contracts built for scale and compliance.

We architect and deploy audited, gas-optimized contracts that form the backbone of your Web3 product. Our development process ensures security-first design and maintainable code from day one.

  • Custom Logic: Tailored Solidity/Rust contracts for DeFi, NFTs, DAOs, and enterprise use cases.
  • Full Audit Readiness: Code built with OpenZeppelin standards and comprehensive test coverage for seamless third-party audits.
  • Gas Optimization: Every contract is profiled and optimized to reduce user transaction costs by up to 40%.

Move from concept to mainnet with confidence. We deliver a production-ready MVP in 2-4 weeks, complete with deployment scripts and verification.

Our team handles the entire lifecycle:

  • Design & Specification: Collaborative sessions to define logic, security parameters, and upgrade paths.
  • Development & Testing: Implementation with unit, integration, and scenario-based testing (e.g., fork testing).
  • Deployment & Verification: Secure mainnet/testnet deployment with full contract verification on Etherscan/Solscan.
  • Post-Launch Support: Monitoring, incident response, and upgrade management.
key-features-cards
PROVEN PROCESS

Comprehensive Audit Methodology

Our multi-layered security audit is designed for custody solutions, combining automated analysis with deep manual review to identify critical vulnerabilities before deployment.

01

Automated Vulnerability Scanning

Initial sweep using industry-leading tools like Slither and MythX to detect common vulnerabilities and gas inefficiencies, establishing a baseline for deeper review.

1000+
Patterns Checked
< 24 hours
Initial Report
02

Manual Code Review

Line-by-line expert analysis by senior auditors focusing on logic flaws, access control, and business logic integrity specific to custody and asset management.

2+
Senior Auditors
100%
Code Coverage
03

Formal Verification & Specification Testing

Mathematical proof of critical contract properties (e.g., fund integrity, withdrawal limits) to ensure the code behaves exactly as specified in the requirements.

Zero
Assumption Gaps
Formal
Proof Guarantees
04

Integration & Scenario Testing

Simulation of mainnet conditions, including front-running, oracle manipulation, and multi-signature workflow failures to test the system under adversarial scenarios.

50+
Attack Vectors
Real Fork
Environment
05

Remediation & Final Verification

Collaborative review of findings with your team, providing clear remediation guidance and a final re-audit of fixes to ensure all issues are resolved.

Detailed
Remediation Guide
Final
Sign-off Report
benefits
ENTERPRISE-GRADE SECURITY

Why Choose Chainscore for Custody Audits

Our audits are engineered for institutions and high-value protocols where a single vulnerability can mean catastrophic loss. We deliver actionable security, not just a checklist.

01

Deep Protocol Expertise

Our team has audited over $50B+ in on-chain assets across DeFi, NFTs, and institutional custody solutions. We understand the nuanced attack vectors specific to asset custody, from reentrancy in vaults to governance exploits.

$50B+
Assets Audited
500+
Protocols Reviewed
02

Compliance-First Methodology

Our audit framework aligns with SOC 2 Type II principles and incorporates standards from NIST and ISO 27001. We provide the documentation and attestation needed for enterprise procurement and regulatory due diligence.

SOC 2
Aligned Framework
ISO 27001
Security Standards
03

Actionable, Prioritized Reporting

Receive a clear, severity-ranked report with exploitable code snippets and step-by-step remediation guidance. We categorize findings by CVSS scores and provide direct developer fixes, not just theoretical risks.

< 72 hours
Critical Issue TAT
CVSS v3.1
Scoring Standard
04

Continuous Security Post-Audit

Security doesn't end with the report. We offer monitoring for forked code and alerting on new vulnerabilities in similar protocols. Optional retainer packages include quarterly re-audits of critical updates.

24/7
Threat Monitoring
Automated
Fork Detection
Choose the right level of security coverage

Audit Packages & Deliverables

Compare our structured audit packages, designed to provide the appropriate depth of analysis and ongoing support for projects at every stage of development and deployment.

Security FeatureStarter AuditProfessional AuditEnterprise Custody Suite

Manual Code Review

Automated Vulnerability Scan

Formal Verification (Key Functions)

Gas Optimization Report

Deployment & Configuration Review

Post-Deployment Monitoring (30 days)

24/7 Incident Response SLA

24h

4h

Quarterly Security Re-audits

Public Audit Report & Badge

Custom

Typical Project Scope

Single Contract

Protocol Suite

Full Custody System

Estimated Timeline

5-7 days

10-14 days

3-4 weeks

Starting Price

$8,000

$25,000

Custom Quote

process-walkthrough
CORE SERVICE

Smart Contract Development

Secure, production-ready smart contracts built by Web3-native engineers.

We architect and deploy custom smart contracts that are secure, gas-optimized, and tailored to your specific business logic. Our development process is built on a foundation of audited code patterns and rigorous testing to mitigate risk from day one.

From token standards to complex DeFi primitives, we deliver contracts that are ready for mainnet deployment.

  • Core Deliverables: Custom ERC-20, ERC-721, ERC-1155, staking pools, governance modules, and bespoke DeFi logic.
  • Security First: Development with OpenZeppelin libraries, comprehensive unit/integration testing, and pre-audit readiness.
  • Performance: Gas optimization reviews to ensure cost-efficient transactions for your users.
  • Full Lifecycle: We handle deployment, verification on block explorers, and initial integration support.
Smart Contract Custody & Security

Frequently Asked Questions

Get clear answers on our audit process, security guarantees, and what to expect when securing your protocol's value.

We employ a multi-layered, manual-first audit methodology. Every engagement includes: 1) Architecture Review to assess design risks, 2) Automated Analysis using Slither and Foundry fuzzing, 3) In-depth Manual Review by at least two senior auditors focusing on logic, access control, and economic vulnerabilities, and 4) Formal Verification for critical functions. We deliver a detailed report with severity-ranked findings, code fixes, and a final re-audit verification.

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