We architect and deploy custom Solidity/Rust smart contracts with enterprise-grade security and gas optimization as first principles. Every contract undergoes a rigorous audit cycle, including automated testing, manual review, and formal verification where required.
LABS
Services
Encrypted Storage Access Control
A programmable access layer for encrypted data on decentralized storage. We implement fine-grained, policy-based controls with multi-signature approvals, time-based access, and enterprise identity provider integration.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 experts for your token, DeFi, or NFT project.
- Token Systems: Custom
ERC-20,ERC-721, andERC-1155implementations with advanced features like vesting, staking, and governance. - DeFi Protocols: Development of automated market makers (AMMs), lending/borrowing pools, and yield aggregators.
- Utility & Access: Contracts for minting, subscriptions, and gated content with complex business logic.
We deliver a fully documented, audited codebase in 2-4 weeks, enabling you to launch with confidence and avoid costly exploits or re-writes.
key-features-cards
ENTERPRISE-GRADE SECURITY
Core Capabilities of Our Access Control Layer
Our access control infrastructure provides the granular, cryptographically-enforced security layer required for institutional-grade encrypted storage, enabling you to build compliant and user-trusted applications.
01
Fine-Grained Policy Engine
Define and enforce complex access rules (ABAC/RBAC) for encrypted data using on-chain and off-chain attributes. Supports time-based, multi-signature, and role-based permissions for enterprise workflows.
< 50ms
Policy Evaluation
100+
Rule Templates
02
Zero-Knowledge Proof Integration
Enable privacy-preserving access by verifying user credentials without exposing sensitive data. Users prove eligibility (e.g., KYC status, token holdings) without revealing underlying information.
Circom/SnarkJS
Proof Systems
< 2 sec
Proof Generation
03
Multi-Chain & Multi-Sig Authorization
Secure critical operations with configurable M-of-N signature schemes. Supports cross-chain wallet verification (EVM, Solana, Cosmos) for unified access management across ecosystems.
10+
Chain Support
Unlimited
Signer Configs
04
Real-Time Audit Logging & Compliance
Immutable, tamper-proof logs of all access attempts and policy changes. Generate compliance-ready reports for SOC 2, GDPR, and financial regulations directly from the blockchain ledger.
100%
Event Immutability
ISO 27001
Framework Aligned
05
Automated Key Management & Rotation
Programmatic lifecycle management for encryption keys with automated rotation schedules and revocation. Integrates with HSMs and cloud KMS (AWS, GCP, Azure) for secure key storage.
FIPS 140-2
Compliant
< 1 min
Revocation Time
benefits
ENTERPRISE-GRADE SECURITY
Business Outcomes for Your Data Strategy
Move beyond basic encryption. Our access control framework delivers measurable improvements in security posture, compliance, and operational efficiency for your Web3 data.
01
Zero-Trust Data Governance
Implement granular, policy-based access controls for on-chain and off-chain data. Define who can access what data, under which conditions, and for how long, eliminating single points of failure.
SOC 2
Compliance Ready
Role-Based
Access Model
02
Regulatory Compliance Automation
Automate audit trails and data sovereignty controls for GDPR, CCPA, and financial regulations. Generate immutable logs of all access events to simplify compliance reporting and audits.
Immutable
Audit Logs
Automated
Reporting
03
Developer Velocity & Integration
Pre-built SDKs and APIs for seamless integration with existing identity providers (Auth0, Okta) and data lakes. Your team can implement complex policies in days, not months.
< 1 week
Integration Time
REST & GraphQL
API Support
04
Cost-Optimized Infrastructure
Leverage a hybrid architecture that uses on-chain verification for trust and off-chain systems for performance. Drastically reduce gas costs and latency for high-frequency access checks.
> 80%
Gas Cost Reduction
< 100ms
Policy Check
05
Enhanced User Privacy & Control
Enable user-centric data models with selective disclosure and proof-of-possession. Users can prove credentials without exposing raw data, building trust and adoption.
ZK-Proofs
Supported
User-Centric
Data Model
06
Enterprise-Grade Reliability
Deploy with confidence behind a 99.9% uptime SLA, multi-region failover, and 24/7 monitoring. Our infrastructure is battle-tested by fintechs processing billions in transactions.
99.9%
Uptime SLA
Multi-Region
Redundancy
Infrastructure Decision Analysis
Build vs. Buy: Encrypted Storage Access Control
A detailed comparison of the cost, time, and risk associated with developing a custom encrypted access control system versus using Chainscore's managed service.
| Factor | Build In-House | Chainscore Managed Service |
|---|---|---|
Time to Production | 4-9 months | 2-4 weeks |
Initial Development Cost | $150K - $400K+ | $25K - $75K |
Annual Maintenance & DevOps | $80K - $200K | $15K - $50K (Optional SLA) |
Security Audit Requirement | Mandatory ($30K - $100K) | Included (Pre-audited modules) |
Expertise Required | Cryptography, Solidity, IPFS, Key Management | Integration & Configuration |
Supported Storage Protocols | Your R&D Scope | IPFS, Filecoin, Arweave, S3-compatible |
Granular Access Policies | Custom Implementation | Pre-built (User, Role, Time-based, Geo) |
Key Management & Rotation | High-Complexity Build | Managed Service with Automated Rotation |
Compliance (GDPR, CCPA) | Your Legal Team's Responsibility | Architected for Compliance |
Uptime & Monitoring SLA | Your Team's Responsibility | 99.9% Uptime with 24/7 Alerting |
how-we-deliver
TRANSPARENT & PREDICTABLE
Our Delivery Process: From Design to Deployment
A structured, milestone-driven approach to delivering enterprise-grade encrypted storage access control systems. We provide clear timelines, dedicated technical leads, and full audit trails for every phase.
01
Phase 1: Architecture & Threat Modeling
We conduct a comprehensive security assessment to design a zero-trust architecture. This includes defining data classification, threat vectors, and selecting optimal encryption schemes (e.g., AES-256-GCM, threshold cryptography).
1-2 weeks
Design Sprint
100%
Audit Trail
02
Phase 2: Smart Contract & Policy Engine Development
Development of on-chain access control logic (e.g., ERC-725/ERC-734 standards) and off-chain policy engines. We implement granular role-based (RBAC) and attribute-based (ABAC) permissions with multi-signature safeguards.
2-3 weeks
Core Build
OpenZeppelin
Security Base
03
Phase 3: Integration & Key Management
Secure integration with your existing stack (cloud storage, frontends, wallets) and implementation of a managed key lifecycle. We deploy Hardware Security Module (HSM) proxies or MPC solutions for private key operations.
1-2 weeks
Integration Window
SOC 2 Type II
Compliance
05
Phase 5: Staged Deployment & Monitoring
We deploy to a testnet/staging environment for final validation, followed by a phased production rollout. Real-time monitoring dashboards for access logs, encryption status, and system health are established.
1 week
Go-Live
24/7
Monitoring
06
Phase 6: Documentation & Handover
Complete technical documentation, operational runbooks, and admin training are delivered. We provide ongoing support and maintenance plans with defined SLAs for incident response and system updates.
99.9%
Uptime SLA
< 1 hour
Critical Response
security
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built for scale and compliance.
We architect and deploy custom Solidity and Rust smart contracts with formal verification and comprehensive audit readiness. Our code follows OpenZeppelin standards and includes gas optimization for predictable costs.
- From 2-week MVP to full protocol suite
- Multi-chain deployment (EVM, Solana, Cosmos)
- Automated testing with 95%+ coverage
- Upgradeable patterns for future-proofing
Reduce your time-to-audit by 40% with our battle-tested development framework and security-first approach.
Encrypted Storage Access Control
Frequently Asked Questions
Common questions about implementing secure, decentralized data access for your Web3 application.
We implement a multi-layered security approach. All encryption uses battle-tested libraries (libsodium, AES-256-GCM) and follows OWASP guidelines. Access control logic is deployed as audited, immutable smart contracts on-chain, with private keys managed via MPC or hardware security modules. Every deployment undergoes a peer review and automated testing against common vulnerabilities before mainnet launch.
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