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 Solidity 0.8+ with OpenZeppelin standards and includes comprehensive unit testing.
LABS
Services
Secure Firmware OTA Update Systems
Build tamper-proof Over-The-Air update pipelines for your IoT fleet. We deliver blockchain-verified firmware signatures, cryptographic attestation, and rollback protection to eliminate supply chain attacks.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 experts to power your protocol.
Deliver a battle-tested, auditable codebase that forms the secure foundation of your application.
- Standard Token Contracts:
ERC-20,ERC-721,ERC-1155with custom extensions. - DeFi & DAO Modules: DEX pools, staking, governance, vesting schedules.
- Security-First Process: Multi-stage review, static analysis with
Slither/MythX, and formal verification readiness. - Full Deployment Package: Verified source code, deployment scripts, and technical documentation.
key-features-cards
ENTERPRISE-GRADE INFRASTRUCTURE
Core Components of Our Secure OTA Architecture
Our modular, end-to-end system is built on battle-tested cryptographic primitives and decentralized infrastructure to deliver secure, reliable, and verifiable firmware updates for mission-critical devices.
05
Real-Time Compliance Dashboard
Monitor fleet-wide update adoption, device health, and security compliance in real-time. Set automated alerts for failed updates or non-compliant devices to maintain >99% fleet integrity.
06
Rollback & Emergency Killswitch
Protocol-enforced version policies prevent downgrades to vulnerable firmware. A multi-sig governed emergency killswitch can halt malicious updates across the entire fleet within minutes.
benefits
ENTERPRISE-READY INFRASTRUCTURE
Business Outcomes: Beyond Basic Updates
Our secure firmware OTA update system delivers measurable business value, transforming a basic technical feature into a strategic asset for growth and compliance.
01
Zero-Downtime Fleet Management
Deploy critical security patches and feature updates to your entire hardware fleet without service interruption. Maintain 24/7 uptime for revenue-critical operations.
99.99%
Uptime SLA
< 5 min
Rollback Time
02
Regulatory & Security Compliance
Automated audit trails, cryptographic verification, and role-based access control ensure compliance with SOC 2, ISO 27001, and industry-specific standards like HIPAA or PCI-DSS for connected devices.
FIPS 140-2
Cryptography
GDPR Ready
Data Privacy
03
Predictable Operational Costs
Eliminate manual, on-site updates. Our delta update technology reduces bandwidth consumption by up to 70%, directly lowering your cloud egress and operational overhead.
70%
Bandwidth Savings
0
On-Site Visits
04
Accelerated Time-to-Market
Push new features and bug fixes to market in hours, not months. A/B test features on device subsets and gather real-world telemetry before full rollout.
< 24 hrs
Feature Deployment
> 50%
Faster Iteration
06
Enhanced Customer Trust & Retention
Demonstrate a commitment to security and continuous improvement. Reliable, seamless updates increase product lifespan and customer satisfaction, reducing churn.
> 95%
Update Success Rate
24/7
Health Monitoring
Infrastructure Decision Matrix
Build vs. Buy: Secure Firmware OTA Update Systems
Compare the total cost, risk, and time investment of developing a secure OTA solution in-house versus partnering with Chainscore Labs.
| Critical Factor | Build In-House | Buy with Chainscore |
|---|---|---|
Time to Initial Deployment | 6-12 months | 4-8 weeks |
Upfront Development Cost | $150K - $400K+ | $25K - $75K |
Security Audit & Penetration Testing | Additional $50K+ & 8-12 weeks | Included & delivered in 2-4 weeks |
Ongoing Maintenance & Patching | 1-2 dedicated engineers | Fully managed with 99.9% SLA |
Cryptographic Key Management | High risk of mismanagement | HSM-backed, audited key lifecycle |
Compliance (FIPS, SOC 2) | Lengthy, costly certification process | Pre-certified architecture & support |
Total 3-Year Cost of Ownership | $500K - $1.2M+ | $100K - $250K |
Guaranteed Response Time for Critical Vulnerabilities | None (internal SLAs vary) | < 4 hours (Enterprise SLA) |
how-we-deliver
STRUCTURED, PREDICTABLE, SECURE
Our Delivery Process: From Assessment to Deployment
A proven, step-by-step methodology designed for FinTech and Web3 enterprises. We deliver secure, production-ready firmware OTA update systems with guaranteed SLAs and full audit transparency.
01
1. Security & Architecture Assessment
We conduct a comprehensive audit of your current device fleet and threat model. Deliverables include a signed security assessment report and a detailed technical architecture proposal.
OWASP Top 10
Compliance
72 hrs
Initial Report
02
2. Cryptographic Design & Key Management
Implementation of secure boot, code signing (Ed25519/ECDSA), and hardware-backed key storage (HSM, TPM, Secure Element). We provision your secure root of trust.
FIPS 140-2
Standards
Zero-Trust
Architecture
03
3. Delta Update Engine Development
Build a lightweight client for resource-constrained devices (IoT/Embedded). Features include atomic rollback, bandwidth-optimized diffs, and resilience to network interruptions.
> 70%
Bandwidth Saved
< 5MB
Client Footprint
04
4. Backend Orchestrator Deployment
Deploy a scalable management dashboard with device grouping, staged rollouts (canary/blue-green), and compliance reporting. Integrates with your existing CI/CD and monitoring.
99.9% SLA
Uptime
Multi-Cloud
Deployment
05
5. Penetration Testing & Audit
Independent security review of the entire OTA stack—client, backend, and update pipeline. We provide a public audit report from firms like Trail of Bits or Quantstamp.
Critical = 0
Audit Goal
Full Report
Deliverable
06
6. Production Deployment & Handoff
We manage the phased rollout to your live device fleet, provide operational runbooks, and conduct team training. Includes 30 days of post-launch monitoring and support.
2 Weeks
Typical Rollout
24/7 SRE
Support Included
security-approach
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 experts to power your decentralized application.
We architect and deploy custom smart contracts that form the secure, immutable backbone of your application. Our development process is built on OpenZeppelin standards and rigorous security-first principles.
From initial concept to mainnet deployment, we ensure your logic is bulletproof and gas-optimized for your target chain.
- Full-Spectrum Development: Token standards (
ERC-20,ERC-721,ERC-1155), DeFi protocols (DEX/AMM, lending/borrowing), DAO governance, and custom business logic. - Security & Audits: Multi-stage review process, integration with top audit firms, and formal verification for critical functions.
- Deployment & Management: Full lifecycle support including testnet deployment, mainnet launch scripting, and upgradeability patterns (
TransparentProxy,UUPS).
Technical & Commercial Details
Frequently Asked Questions on Secure OTA Systems
Get clear answers on implementation timelines, security guarantees, and support for your blockchain-based firmware update system.
We deliver production-ready secure OTA systems in 4-8 weeks, from architecture to deployment. A standard project includes 2 weeks for threat modeling and smart contract design, 3-4 weeks for core development and integration, and 1-2 weeks for security audits and final deployment. For integrations with existing hardware or complex multi-chain requirements, timelines are adjusted accordingly in the project proposal.
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