We architect and deploy custom smart contracts that form the backbone of your dApp or protocol. Our development process is built for security and speed, delivering audit-ready code in 2-4 weeks for most MVPs.
LABS
Services
Rollup Emergency Exit System Development
We engineer robust user escape hatches and mass exit mechanisms for Optimistic and ZK rollups, ensuring users can securely reclaim assets on L1 even during network failure or censorship.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built to your exact specifications.
- Full Lifecycle Development: From specification and
Solidity/Rustcoding to testing, deployment, and maintenance. - Security-First: Built with OpenZeppelin standards and internal audits to prevent costly exploits.
- Protocol Expertise:
ERC-20,ERC-721,ERC-1155, DeFi primitives, DAO governance, and cross-chain bridges.
We don't just write code; we deliver the secure, gas-optimized infrastructure your product needs to launch with confidence.
key-features-cards
FULL-STACK EMERGENCY EXIT ARCHITECTURE
Core Components We Engineer
We deliver production-ready, audited components that form a complete, trust-minimized exit system for your rollup. Each module is built to the highest security standards, ensuring your users can always reclaim their assets.
01
Exit & Challenge Smart Contracts
Gas-optimized, audited smart contracts deployed on L1 that handle user exit requests, manage the challenge period, and facilitate final asset withdrawal. Built with OpenZeppelin security patterns and formal verification where applicable.
OpenZeppelin
Security Standard
Formal Verification
For Critical Logic
02
State Proof Generation & Verification
High-performance provers and verifiers that generate and validate Merkle inclusion proofs for user balances and NFT ownership. Supports both zk and optimistic proof systems with sub-second verification times.
< 1 sec
Proof Verification
Plonk & Groth16
ZK Backends
03
Withdrawal Request Manager (Frontend)
A white-label, user-friendly dApp interface that guides users through the exit process—from initiating a request to claiming funds on L1. Fully customizable to match your brand and integrate with your existing wallet infrastructure.
White-label
Ready to Brand
WalletConnect v2
Native Support
04
Exit Data Availability (DA) Layer
Robust infrastructure to ensure all data required for exit proofs (transaction history, state roots) remains publicly accessible and verifiable, even if the rollup sequencer fails. Integrates with EigenDA, Celestia, or Ethereum calldata.
Multi-DA Support
Ethereum, Celestia
99.95% SLA
Data Uptime
05
Monitoring & Alerting Dashboard
A real-time operations dashboard for your team to monitor exit queue health, challenge statuses, liquidity pools, and system metrics. Configurable alerts for anomalous activity or threshold breaches.
Real-time
Metrics & Logs
PagerDuty/Slack
Alert Integration
benefits
RISK MITIGATION
Why a Professional Exit System is Critical
A robust emergency exit system is not a feature—it's a foundational requirement for user trust and protocol resilience. Our development ensures your rollup can withstand catastrophic failures.
01
Guaranteed Withdrawal Finality
We engineer exit systems with provable finality guarantees, ensuring user funds can be withdrawn to L1 even during a total sequencer failure. This eliminates the 'trusted bridge' risk.
L1 Final
Withdrawal Guarantee
7-day SLA
Worst-case Exit
02
Battle-Tested Security Architecture
Our systems are built on formally verified circuit logic (Cairo, Noir) and audited smart contracts, protecting against malicious proofs and data withholding attacks.
Zero Critical
Audit Findings
OpenZeppelin
Security Partner
03
Minimized Exit Latency
Optimize the challenge period and proof generation to reduce standard exit times from days to hours. We implement fast-track exits for verified users.
< 4 hours
Optimized Exit
90% Faster
vs. Baseline
04
Regulatory & Compliance Readiness
Design exit mechanisms that satisfy financial compliance requirements, including transaction tracing, KYC/AML integration points, and enforceable withdrawal limits.
Travel Rule
Ready
FATF Compliant
Framework
05
Scalable Under Load
Architected to handle mass exit scenarios without congestion or gas price spirals on L1. Includes Merkle tree optimizations and batch processing.
10k+ TPS
Exit Throughput
Constant Gas
Cost Profile
06
Continuous Monitoring & Alerts
We deploy a dedicated monitoring suite that tracks exit queue health, fraud proof challenges, and L1 gas conditions, triggering automated alerts for your team.
24/7
Monitoring
< 5 min
Alert Time
Choose Your Implementation Path
Rollup Emergency Exit System Development Tiers
Compare our structured development packages for building a secure, production-ready emergency exit mechanism for your rollup. Each tier includes a full security audit and is delivered as a complete, deployable solution.
| Core Deliverables | Rapid Launch | Production-Ready | Enterprise Scale |
|---|---|---|---|
Emergency Exit Smart Contract Suite | |||
Comprehensive Security Audit Report | |||
Integration with Major Bridges (e.g., Arbitrum, Optimism, zkSync) | Standard Set | Extended Set | Custom & Proprietary |
User Interface (Web App) for Withdrawals | Basic | Advanced (Multi-sig, Batch) | White-labeled & Custom |
On-Chain Monitoring & Alert System | Basic Events | Real-time Dashboard + Alerts | 24/7 SOC Integration |
Guaranteed Response Time for Critical Issues | 48 Business Hours | 12 Business Hours | 4 Hours (24/7) |
Post-Deployment Support & Maintenance | 1 Month | 6 Months | 12+ Months SLA |
Custom Fraud Proof Integration | |||
Dispute Resolution Module Development | |||
Estimated Delivery Timeline | 3-4 Weeks | 6-8 Weeks | Custom |
Typical Engagement Range | $25K - $50K | $75K - $150K | Contact for Quote |
how-we-deliver
CORE INFRASTRUCTURE
Smart Contract Development
Secure, gas-optimized smart contracts built for production by Web3 specialists.
We architect and deploy mission-critical smart contracts that power DeFi protocols, NFT platforms, and enterprise-grade applications. Our development process is built on audit-first principles, integrating security reviews from day one to mitigate risks before deployment.
- Production-Ready Code: Built with
Solidity 0.8+,Vyper, orRust, utilizing battle-tested libraries likeOpenZeppelin. - Gas Optimization: Every contract is profiled and refined to reduce transaction costs by 15-40%.
- Full Audit Trail: Includes comprehensive unit/integration testing, formal verification readiness, and preparation for third-party audits.
From a custom
ERC-20token with advanced minting logic to a complex automated market maker (AMM), we deliver contracts that are secure, upgradeable, and maintainable.
Typical Deliverables: Deployable contract suite, technical specification document, interaction scripts, and a security assessment report. Most MVPs are delivered in 2-4 weeks.
tech-stack
BUILT FOR SECURITY & SCALE
Technologies & Protocols
Our emergency exit systems are engineered with battle-tested protocols and custom components, ensuring your rollup users have a reliable, secure, and fast withdrawal path under any network condition.
Technical & Commercial Details
Emergency Exit System FAQs
Answers to the most common questions from CTOs and founders about developing and deploying a secure, user-trusted emergency exit mechanism for your rollup.
A complete, audited emergency exit system typically takes 4-6 weeks from kickoff to mainnet deployment. This includes 2 weeks for architecture and smart contract development, 1 week for internal security review, 1-2 weeks for external audit integration, and 1 week for final testing and deployment. For rollups with existing fraud/validity proofs, integration can be as fast as 2-3 weeks.
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