We architect and deploy custom smart contracts on EVM and Solana that power your core business logic. Our development process is built on OpenZeppelin standards, formal verification, and multi-layered audits to ensure security and reliability from day one.
LABS
Services
Cross-Chain Staking Bridge Testing Suite
A comprehensive adversarial testing framework for cross-chain staking bridges. We simulate network failures, economic attacks, and slashing conditions to ensure asset and reward security before mainnet deployment.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built for scale and compliance.
Deliver a market-ready product in 4-8 weeks with a full audit trail and comprehensive documentation.
- Token Standards: Custom
ERC-20,ERC-721,ERC-1155, andSPLtokens with minting, vesting, and governance modules. - DeFi & dApps: Automated market makers (
AMMs), lending protocols, staking systems, and NFT marketplaces. - Enterprise Logic: Multi-signature wallets, asset tokenization platforms, and cross-chain bridges with >99.9% uptime SLAs.
- Full Lifecycle Support: Development, auditing, deployment, monitoring, and upgrade management via transparent governance.
key-features-cards
BEYOND STANDARD QA
Comprehensive Adversarial Test Coverage
Our testing suite simulates real-world attacks to expose vulnerabilities before they become exploits. We go beyond standard unit tests to validate your bridge's resilience against sophisticated adversaries.
01
Economic Attack Simulation
We model and test for MEV extraction, sandwich attacks, and oracle manipulation to protect user funds and ensure fair transaction ordering across chains.
100+
Attack Vectors Modeled
24/7
Monitoring Post-Deploy
02
Consensus & Finality Testing
Validate bridge behavior during chain reorganizations, finality failures, and network partitions. Ensures asset safety even under unstable network conditions.
10+
Chain Forks Simulated
< 2 sec
Failover Detection
03
Smart Contract Exploit Scenarios
Execute reentrancy, integer overflow, and logic flaw attacks on your bridge contracts. Our tests are based on real exploit patterns from past bridge hacks.
50+
Historical Exploit Tests
OZ Patterns
Security Baseline
04
Validator & Relayer Adversaries
Stress-test your bridge's security assumptions by simulating malicious or Byzantine validators and relayers attempting to sign fraudulent state updates.
> 33%
Byzantine Fault Tolerance
Multi-Sig
Signer Compromise Tests
05
Cross-Chain Message Forgery
Attempt to spoof, replay, and delay cross-chain messages to test the integrity of your verification logic and fraud-proof systems.
0
False Positives Target
ZK & Optimistic
Proof Systems Tested
06
Upgrade & Admin Key Security
Audit governance and upgrade mechanisms for centralization risks. Test timelock bypasses and privilege escalation within the bridge's management layer.
48h Min.
Timelock Enforcement
Multi-Sig
Admin Control Required
benefits
PROVEN TESTING FRAMEWORK
Deliver a Secure, Resilient Bridge
Our Cross-Chain Staking Bridge Testing Suite provides the battle-tested validation your protocol needs to launch with confidence. We deliver comprehensive security and performance guarantees.
01
End-to-End Security Audits
We deliver a full security assessment covering smart contract logic, bridge relayers, and governance mechanisms. Our audits identify critical vulnerabilities before mainnet deployment, ensuring your bridge meets institutional-grade security standards.
100%
Critical Issue Resolution
Certikos & Slither
Audit Tools
02
Economic & Game Theory Analysis
We simulate adversarial attacks, including validator collusion, MEV extraction, and liquidity manipulation. Our analysis validates the economic resilience of your staking and slashing mechanisms under extreme market conditions.
50+
Attack Vectors Modeled
Chaos Engineering
Methodology
03
Cross-Chain Interoperability Testing
We rigorously test message passing, state synchronization, and finality across all supported chains (EVM, Cosmos, Solana). Our suite ensures atomic composability and prevents double-spend or replay attacks in multi-chain environments.
< 2 sec
Message Latency SLA
10+
Chain Configs Tested
04
Load & Performance Benchmarking
We stress-test your bridge infrastructure to determine maximum TPS, validator node scalability, and gas cost optimization. Our benchmarks provide the data you need to guarantee uptime and user experience at scale.
10k+
TPS Validated
99.9%
Uptime SLA Target
05
Upgrade & Governance Simulation
We test the entire upgrade path for bridge contracts and validator sets, including timelocks, multi-sig executions, and emergency shutdown procedures. This ensures seamless, secure protocol evolution post-launch.
Zero-Downtime
Upgrade Goal
Fork Testing
Included
Why Specialized Testing Matters
Generic Testing vs. Chainscore's Staking-Specific Suite
Generic smart contract testing frameworks lack the domain-specific validators, economic models, and cross-chain state logic required for secure staking bridges. This comparison highlights the critical gaps our suite addresses.
| Testing Dimension | Generic Framework | Chainscore's Staking Suite |
|---|---|---|
Slashing Condition Simulation | ||
Validator Set Change Logic | Manual Mocking | Automated State Transitions |
Cross-Chain Reward Distribution | Basic Transfers | Multi-Asset, Multi-Chain Flows |
MEV & Front-Running Attack Vectors | Limited Coverage | Comprehensive Simulation Suite |
Economic Security Modeling | TVL-at-Risk & Yield Simulations | |
Time to Comprehensive Test Coverage | 8-12 weeks | 2-4 weeks |
Integration with Live Testnets | Manual Deployment | Automated, Multi-Chain Deployment Scripts |
Ongoing Regression Test Updates | Your Responsibility | Included with Service |
how-we-deliver
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by expert Solidity engineers.
We architect and deploy custom smart contracts that form the foundation of your Web3 product. Our process delivers audit-ready code from day one, using battle-tested patterns from OpenZeppelin and rigorous internal reviews.
- End-to-End Development: From initial design and
Solidity 0.8+coding to deployment onEVMchains (Ethereum, Polygon, Arbitrum) and comprehensive testing. - Security-First Approach: Every contract undergoes formal verification and peer review to mitigate risks before your official audit.
- Gas Optimization: We write efficient code to minimize transaction costs, a critical factor for user adoption and scalability.
Deploy a secure, functional MVP in as little as 2-3 weeks, accelerating your time-to-market while ensuring robust security.
Technical & Commercial Details
Cross-Chain Staking Bridge Testing FAQ
Get clear answers on our testing methodology, timelines, and security guarantees for your cross-chain staking bridge deployment.
We employ a multi-layered, automated testing strategy. This includes: Unit & Integration Testing for smart contracts (Solidity/Hardhat), End-to-End (E2E) Testing simulating real user flows across chains (e.g., Ethereum → Polygon), Fuzz & Invariant Testing using Foundry to uncover edge cases, and Formal Verification for critical state transitions. Our suite validates deposit/withdrawal finality, slashing conditions, reward distribution, and failure modes like chain reorgs and oracle downtime.
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