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Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
LABS
Services

Self-Sovereign Identity (SSI) Agent Development

We build custom SSI agents—wallets, holders, and verifiers—that interoperate with W3C DID and VC standards, tailored for your specific industry ecosystem.
Chainscore © 2026
overview
CORE SERVICE

Smart Contract Development

Secure, gas-optimized smart contracts built for production by Web3-native engineers.

We architect and deploy custom Solidity/Rust smart contracts that are secure by design. Every contract undergoes a multi-stage audit process, including automated analysis, manual review, and formal verification for critical logic.

  • Production-Ready Code: Built with OpenZeppelin standards, upgradeable patterns, and comprehensive test suites.
  • Gas Optimization: Expert-level tuning to reduce deployment and transaction costs by up to 40%.
  • Full Audit Trail: Deliverables include technical specs, deployment scripts, and a detailed security report.

From ERC-20 tokens and ERC-721 NFTs to complex DeFi primitives and DAO governance, we deliver battle-tested contracts that form the trustless foundation of your application.

key-features-cards
ENTERPRISE-GRADE IDENTITY INFRASTRUCTURE

Core Capabilities of Our SSI Agent Development

We build secure, scalable SSI agents that integrate seamlessly with your existing systems, enabling you to issue, verify, and manage decentralized identities without operational overhead.

02

Enterprise Agent Deployment

Managed deployment of Aries Cloud Agent Python or Aries Framework JavaScript (AFJ) with 99.9% uptime SLA, automated scaling, and 24/7 monitoring.

99.9%
Uptime SLA
< 2 weeks
Deployment Time
03

Secure Credential Wallet SDK

White-label mobile and web SDKs for credential storage and presentation. Includes biometric security, selective disclosure, and zero-knowledge proof support.

FIDO2
Biometric Auth
ZK-Proofs
Privacy Features
04

Custom Issuance & Verification Flows

Tailored workflows for KYC/AML, membership credentials, and access tokens. Integrates with your backend via REST APIs and webhooks for real-time validation.

< 100ms
Verification Latency
REST/Webhook
Integration
06

Audited Security & Compliance

Code audited for cryptographic vulnerabilities. Built with OpenZeppelin libraries and security best practices for GDPR, eIDAS, and financial compliance.

OpenZeppelin
Security Patterns
GDPR/eIDAS
Compliance Ready
benefits
TANGIBLE VALUE FOR YOUR BUSINESS

Business Outcomes of a Custom SSI Agent

A custom Self-Sovereign Identity (SSI) agent is more than a technical component; it's a strategic asset. We deliver production-ready agents that drive measurable improvements in security, user experience, and operational efficiency.

01

Eliminate Password & KYC Friction

Replace manual KYC and password resets with instant, cryptographically verifiable credentials. Users prove their identity in seconds, not days, dramatically improving onboarding conversion rates.

90%
Faster Onboarding
< 2 sec
Credential Verification
02

Achieve Regulatory Compliance by Design

Build compliance (GDPR, eIDAS, AML) directly into your data flows. Our agents support selective disclosure and zero-knowledge proofs, enabling you to verify user attributes without storing sensitive PII.

W3C VC
Standards Compliant
Zero-Knowledge
Proof Support
03

Unlock New Revenue Streams

Enable portable, user-owned credentials that work across your ecosystem and with partners. Create new marketplace models, loyalty programs, and subscription services based on verifiable reputation and history.

Portable
User Credentials
New
Business Models
04

Drastically Reduce Data Breach Risk

Shift from storing centralized user data to managing decentralized identifiers (DIDs). Eliminate honeypots of sensitive information, significantly reducing your attack surface and liability.

Decentralized
Data Storage
User-Controlled
Private Keys
05

Future-Proof Your Identity Stack

Deploy an agent built on open W3C standards (DIDs, Verifiable Credentials) and interoperable protocols (DIDComm, OIDC4VC). Avoid vendor lock-in and ensure long-term compatibility as the SSI ecosystem evolves.

W3C / DIF
Standards-Based
Protocol-Agnostic
Architecture
06

Scale with Enterprise-Grade Reliability

Our agents are built for high-throughput environments with 99.9% uptime SLAs. We provide managed cloud or on-prem deployment, full monitoring, and 24/7 support for critical identity operations.

99.9%
Uptime SLA
24/7
Support & Monitoring
Structured Roadmap to Production

Phased SSI Agent Development Tiers

A modular development approach to build, deploy, and scale your Self-Sovereign Identity agent. Choose the tier that matches your current stage and scale with confidence.

CapabilityFoundationProfessionalEnterprise

Core Agent Development (W3C DID, VC)

Protocol Support (DIDComm, OIDC4VC, SD-JWT)

Basic

Full

Full + Custom

Cloud-Hosted Agent Instance

1 Dev

3 (Dev/Staging/Prod)

Unlimited

Security Audit & Penetration Testing

Automated Scan

Manual + Automated

Comprehensive (Internal + 3rd Party)

Integration Support

Documentation

Guided (10 hours)

Dedicated Engineer

High-Availability Deployment

SLA & 24/7 Monitoring

99.5% Uptime

99.9% Uptime, 1hr Response

Custom Credential Schemas & Policies

Pre-built

Up to 5

Unlimited

Estimated Timeline

4-6 weeks

8-12 weeks

12+ weeks

Total Project Investment

From $25K

From $75K

Custom Quote

how-we-deliver
PROVEN METHODOLOGY

Our SSI Development Process

A structured, security-first approach to building production-ready SSI agents. We deliver compliant, interoperable identity solutions that accelerate your time-to-market.

01

Architecture & Protocol Design

We design your agent's architecture based on W3C DID and VC standards, selecting the optimal decentralized ledger (Hyperledger Indy, Ethereum, Polygon) and communication protocols (DIDComm v2) for your use case.

W3C
Standards Compliant
3-5 days
Design Sprint
02

Secure Agent Core Development

Development of the core agent with DID creation/resolution, credential issuance/verification flows, and secure wallet management. Built with enterprise-grade cryptography and key management.

FIPS 140-2
Crypto Modules
Zero-Trust
Security Model
03

Interoperability & Integration

We ensure your agent connects seamlessly with existing ecosystems. This includes OIDC/SAML bridges, API gateways for your backend, and compliance with governing frameworks like GDPR and eIDAS.

10+
Protocol Bridges
GDPR/eIDAS
Compliance Ready
04

Testing, Audit & Deployment

Rigorous testing including penetration testing, credential schema validation, and interoperability conformance. We deploy your agent with 99.9% uptime SLAs on scalable cloud or on-prem infrastructure.

99.9%
Uptime SLA
2-4 weeks
Production Deployment
tech-stack
ENTERPRISE-GRADE SSI STACK

Technologies & Protocols We Build With

We implement battle-tested, open-source standards to deliver secure, interoperable, and production-ready identity agents. Our stack ensures compliance, reduces vendor lock-in, and accelerates your time-to-market.

Technical & Commercial Questions

SSI Agent Development FAQs

Answers to common questions from CTOs and product leads evaluating SSI development partners.

We deliver a production-ready SSI agent in 4-8 weeks for a standard implementation. This includes core agent logic, credential issuance/verification flows, and integration with your application. Complex deployments with custom revocation registries, multi-chain support, or advanced privacy features may extend to 12 weeks. We provide a detailed sprint-by-sprint roadmap during discovery.

ENQUIRY

Get In Touch
today.

Our experts will offer a free quote and a 30min call to discuss your project.

NDA Protected
24h Response
Directly to Engineering Team
10+
Protocols Shipped
$20M+
TVL Overall
NDA Protected Directly to Engineering Team