We architect and deploy custom smart contracts on EVM chains (Ethereum, Polygon, Arbitrum) and Solana. Our contracts are built for security first, using audited patterns from OpenZeppelin and rigorous internal testing to mitigate exploits before deployment.
LABS
Services
Secure Boot and Firmware Signing Services
We implement cryptographically verified secure boot sequences and automated firmware signing pipelines to guarantee the integrity of your DePIN and IoT nodes, preventing unauthorized software execution at scale.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3-native engineers.
- Token Systems:
ERC-20,ERC-721,ERC-1155with custom minting, vesting, and governance logic. - DeFi Protocols: Automated Market Makers (AMMs), lending/borrowing pools, and yield aggregators.
- Enterprise Logic: Multi-signature wallets, supply chain tracking, and verifiable credentials.
- Full Audit Support: We prepare code for third-party audits and implement findings.
We deliver battle-tested contracts that power live applications, not just proof-of-concepts. Our process ensures faster time-to-market with reduced security risk.
key-features-cards
END-TO-END SECURITY
Our Secure Boot & Signing Implementation
We architect and implement a complete, auditable chain of trust from silicon to application, ensuring your device's firmware integrity and protecting your brand from supply chain attacks.
03
Secure Bootloader Development
Custom bootloader development with measured boot, chain-of-trust verification, and rollback protection. We ensure only signed, authorized firmware can execute on your hardware.
< 100ms
Boot Time Overhead
Immutable Log
Boot Integrity
05
Supply Chain Attestation & Verification
Implement attestation protocols to verify the integrity of every component in your supply chain, from the factory floor to end-user deployment, preventing tampering.
SBOM Integration
Software Bill of Materials
Remote Attestation
Runtime Verification
benefits
SECURITY FIRST
Why Cryptographically Verified Boot Matters
In a landscape of sophisticated supply chain attacks, cryptographically verified boot is the non-negotiable foundation for secure hardware. It ensures every device in your network runs only the code you authorized, from the first instruction.
01
Prevent Supply Chain Attacks
Mitigate the risk of malicious firmware injection at the factory or during transit. Our signing service ensures only your authenticated, unaltered firmware loads on your devices.
100%
Code Integrity
Zero-Trust
Supply Chain
02
Guarantee Device Integrity
Protect against physical tampering and unauthorized OS/kernel modifications. Verified boot cryptographically validates each stage of the boot process before execution.
Hardware-Rooted
Trust Anchor
Immutable Logs
For Audit
03
Enable Secure Remote Updates
Safely deploy firmware over-the-air (OTA) with cryptographic signatures. Roll out patches and features confidently, knowing only signed updates from your team will be accepted.
Signed Payloads
Per Update
Rollback Protection
Standard
04
Meet Compliance & Certification
Fulfill critical requirements for SOC 2, ISO 27001, and industry-specific regulations (e.g., automotive, medical). We provide the verifiable audit trail of your secure boot implementation.
FIPS 140-2
Compliant Design
Audit-Ready
Documentation
05
Future-Proof with Post-Quantum Crypto
Build on a foundation ready for quantum threats. Our architecture supports hybrid and post-quantum cryptographic algorithms for long-term key security.
PQC-Ready
Agile Crypto
NIST Standards
Alignment
06
Reduce Operational Risk & Liability
Minimize the blast radius of a compromised device. Isolate and contain threats by ensuring malicious code cannot persist through a reboot, protecting your network and users.
Automatic Remediation
On Boot Failure
Reduced Attack Surface
For Fleet
Choose Your Security Posture
Implementation Tiers for Secure Boot & Signing
A comparison of our service tiers, from foundational security to full-stack, managed implementation for hardware and firmware.
| Security Feature | Consultation & Design | Implementation & Audit | Managed Platform |
|---|---|---|---|
Initial Security Architecture Review | |||
Custom Secure Bootloader Design | |||
Hardware Root of Trust (HSM/TEE) Integration | |||
Firmware Signing Key Management | Basic | Multi-sig, Air-gapped | Hardware-based, Automated |
Code & Binary Audits (Manual + Automated) | 1 Pass | 2 Passes + Formal Verification | Continuous |
Supply Chain Attestation (SBOM, Provenance) | |||
Ongoing Firmware Update Signing Service | |||
24/7 Security Monitoring & Alerting | |||
Incident Response SLA | N/A | Best Effort | < 1 Hour |
Typical Project Scope | Design Doc & Threat Model | Full Implementation | End-to-End Managed Service |
Estimated Timeline | 2-4 Weeks | 8-16 Weeks | Ongoing |
Starting Engagement | $15K | $80K | Custom Quote |
how-we-deliver
PROVEN PROCESS
Our Delivery Methodology
Our structured, security-first approach ensures your firmware signing solution is delivered on time, within budget, and to the highest cryptographic standards.
01
Architecture & Threat Modeling
We begin with a comprehensive security assessment of your hardware and software stack. We define the root of trust, key hierarchy, and secure update flows to mitigate supply chain and runtime threats.
ISO 27001
Compliant Process
NIST SP 800-193
Guidelines
02
Cryptographic Design & Key Generation
We design and implement a secure key management lifecycle using HSMs or TPMs. This includes secure generation, storage, and rotation of signing keys, ensuring private keys never leave the secure enclave.
FIPS 140-2 L3
HSM Standard
Air-Gapped
Key Gen
03
Secure CI/CD Pipeline Integration
We integrate automated firmware signing into your existing development workflow (GitHub Actions, GitLab CI, Jenkins). Each build is cryptographically signed, with an immutable audit log of all signatures.
< 5 min
Signing Latency
Zero-touch
Automation
04
Verification & Attestation
We implement secure boot loaders and runtime attestation clients that validate firmware signatures against your root of trust before execution, preventing unauthorized code from running.
Measured Boot
Integrity
Remote Attestation
Supported
05
Comprehensive Auditing & Documentation
Every component undergoes internal and third-party security review. We deliver a complete audit report, operational runbooks, and cryptographic material handling procedures for your team.
Trail of Bits
Audit Partners
SOC 2
Documentation
06
Ongoing Support & Key Lifecycle Management
We provide 24/7 support with defined SLAs for incident response. Our service includes managed key rotation, revocation, and recovery procedures to maintain security over the device lifecycle.
99.9% SLA
Support Uptime
< 1 hr
Response Time
security
CORE INFRASTRUCTURE
Custom Smart Contract Development
Secure, audited smart contracts tailored to your specific business logic and use case.
We architect and deploy production-grade smart contracts that form the immutable backbone of your Web3 application. Our development process is built on security-first principles using Solidity 0.8+ and audited libraries like OpenZeppelin.
- Custom Logic: From tokenomics (
ERC-20,ERC-721,ERC-1155) to complex DeFi mechanisms and DAO governance. - Full Audit Trail: Every contract undergoes internal review and optional third-party audit preparation.
- Gas Optimization: We write efficient code to minimize transaction costs for your users.
- Deployment & Verification: We handle mainnet deployment, source code verification on Etherscan, and initial testing.
Deliver a secure, functional, and verifiable smart contract system in as little as 2-4 weeks for an MVP.
Technical Deep Dive
Secure Boot & Firmware Signing FAQs
Get clear, expert answers to the most common questions CTOs and engineering leads ask when evaluating secure boot and firmware signing services for their blockchain hardware.
Our standard engagement follows a fixed-scope, fixed-price model with a typical delivery timeline of 3-5 weeks. This includes a 1-week discovery and architecture phase, 2-3 weeks for implementation and integration, and a final week for validation and handover. For complex, multi-device ecosystems, we provide a custom project plan with clear milestones.
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