We architect and deploy custom smart contracts on EVM and Solana that are secure by design. Our development process integrates formal verification and automated testing from day one, ensuring your core logic is resilient before deployment.
LABS
Services
AppChain-Specific Oracle Network Review
A specialized security audit for custom oracle networks built to serve a single application-specific blockchain. We assess your unique consensus, data delivery, and slashing mechanisms to eliminate vulnerabilities before mainnet launch.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, audited smart contracts built for production and scale.
Deliver a production-ready contract suite in as little as 2 weeks, with a clear path from MVP to mainnet launch.
- Full-Stack Expertise: From
ERC-20/721/1155tokens to complex DeFi primitives, cross-chain bridges, and DAO governance systems. - Security-First Process: Development follows OpenZeppelin standards, includes pre-audit reviews, and prepares contracts for third-party audits by firms like CertiK or Quantstamp.
- Measurable Outcomes: Achieve >99.9% uptime post-launch, gas-optimized functions reducing user costs by up to 40%, and clear documentation for your team.
key-features-cards
COMPREHENSIVE SECURITY REVIEW
What Our AppChain Oracle Audit Covers
Our specialized audit provides a deep technical assessment of your oracle network's security, reliability, and economic design, giving your team and users confidence in the data powering your on-chain applications.
02
Data Source Integrity & Reliability
We evaluate the quality, redundancy, and decentralization of your off-chain data sources and APIs. Our review ensures data is sourced from multiple, high-uptime providers with robust fallback mechanisms to guarantee liveness and tamper-resistance.
Multi-Source
Validation
99.9%
Uptime Target
04
Decentralization & Sybil Resistance
Assessment of your node operator set, governance model, and consensus mechanism. We verify the network's resistance to collusion and Sybil attacks, ensuring no single entity can control the data feed or censor transactions.
Nakamoto
Coefficient
Anti-Collusion
Design
05
Liveness & Fault Tolerance
Review of your network's recovery procedures, node churn handling, and failure scenarios. We test the system's ability to maintain data availability and finality during network partitions or coordinated node failures.
< 2s
Recovery Time
Byzantine
Fault Tolerance
benefits
BEYOND STANDARD SECURITY
Why a Specialized Oracle Audit is Critical
Generic smart contract audits miss the unique risks of custom oracle networks. Our AppChain-specific review targets the data integrity, liveness, and economic security that your DeFi or RWA application depends on.
01
Custom Consensus & Data Flow Review
We audit the specific data sourcing, aggregation logic, and consensus mechanisms of your oracle network, not just the smart contract interfaces. This prevents data manipulation and ensures reliable on-chain feeds.
100%
Custom Logic Coverage
5+
Protocols Analyzed
02
Liveness & Slashing Condition Analysis
We verify that your network's slashing conditions and incentive mechanisms correctly penalize downtime and malicious reporting, guaranteeing high availability and honest data submission.
99.9%
Uptime Target
< 2 sec
Alert Latency
03
Economic Security & Sybil Resistance
Our review models attack vectors specific to your staking economics and node operator selection, ensuring the network's value secured exceeds the cost of a successful attack.
10x
Security Margin
O(1)
Sybil Analysis
04
Integration & Upgrade Pathway Audit
We analyze the security of your oracle's integration with the parent chain (EVM, Cosmos, etc.) and review governance proposals for network upgrades to prevent introducing critical vulnerabilities.
Zero-downtime
Upgrade Goal
48h
Vulnerability TAT
Tailored for AppChain Security
Comprehensive Audit Scope & Deliverables
Our structured audit packages are designed to provide the exact level of scrutiny and support your custom oracle network requires, from foundational code review to ongoing operational assurance.
| Audit Component | Starter Review | Professional Audit | Enterprise Security Suite |
|---|---|---|---|
Smart Contract & Oracle Node Code Review | |||
Economic & Incentive Model Analysis | |||
Cross-Chain Bridge & Messaging Layer Audit | |||
Network Architecture & Consensus Review | |||
Final Report & Remediation Guidance | |||
Priority Fix Verification (Re-audit) | |||
Post-Deployment Monitoring (30 days) | |||
Emergency Response Time SLA | N/A | 48 Business Hours | < 4 Hours |
Executive Summary for Stakeholders | |||
Typical Engagement Timeline | 2-3 Weeks | 4-6 Weeks | 6-8 Weeks |
Starting Investment | $15,000 | $45,000 | Custom Quote |
process-walkthrough
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by experts for your Web3 application.
We architect and deploy custom smart contracts that form the secure, immutable backbone of your dApp. Our process delivers audit-ready code from day one, significantly reducing your time-to-market and technical risk.
- Full-Stack Development: From
ERC-20tokens andERC-721NFTs to complex DeFi protocols and DAO governance systems. - Security-First Approach: Built with
OpenZeppelinlibraries, following industry-standard patterns and comprehensive unit testing. - End-to-End Delivery: We handle deployment, verification on Etherscan, and provide detailed technical documentation.
Our engineers have deployed over 200+ contracts to mainnet, with a 100% audit-pass rate for critical security reviews.
Partner with us to move from concept to a live, secure contract in as little as 2 weeks. We ensure your logic is bug-free, gas-optimized, and ready to scale.
Why a specialized review is critical for your custom chain
Generic Audit vs. Chainscore's AppChain Oracle Review
A standard smart contract audit is insufficient for the unique architecture of an AppChain. Our review assesses the entire oracle integration lifecycle, from data sourcing to on-chain verification.
| Review Dimension | Generic Smart Contract Audit | Chainscore AppChain Oracle Review |
|---|---|---|
Oracle Node & Relayer Security | ||
Cross-Chain Message Verification | ||
Data Source & Aggregation Logic | Basic checks | Deep architectural review |
Economic & Incentive Model Analysis | ||
Network-Specific Gas & Finality Risks | ||
Integration Testing with Your AppChain | On testnet only | Full staging environment simulation |
Post-Deployment Monitoring Setup | Optional SLA | |
Time to Completion | 1-2 weeks | 2-4 weeks |
Typical Engagement Cost | $10K - $30K | $25K - $75K+ |
Deliverable | Vulnerability report | Architectural review, threat model, integration guide, monitoring plan |
Technical Due Diligence
AppChain Oracle Audit FAQs
Get clear answers on our specialized security review process for application-specific blockchain oracle integrations.
Our standard audit engagement for a typical AppChain oracle network takes 2-3 weeks from kickoff to final report. This includes a 1-week deep-dive analysis, 1-week for vulnerability identification and reporting, and a final review period for your team to address findings. Complex integrations with multiple data feeds or custom logic may extend to 4 weeks. We provide a detailed project plan with milestones at the start.
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