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QuantSign

Early access

Verified onboarding with sealed, lifelong evidence

AI-assisted KYC and KYB onboarding with continuous trust monitoring, where every verification decision is captured as a post-quantum-signed, tamper-evident evidence record for regulators and investigators.

Become a design partnerAbout early access
An onboarding decision captured as sealed evidenceFour stages run left to right: the applicant’s documents and checks, the AI-assisted verification, the decision, and the evidence record sealed with a post-quantum signature.applicantdocuments · checksverifyAI-assisteddecisionwith reasonsevidencePQC-sealed
  1. Applicants are verified with AI-assisted checks.
  2. Every decision is recorded with its reasons.
  3. The record is sealed with a post-quantum signature, defensible for decades.

What it does

QuantSign at a glance

  • KYC and KYB onboarding

    Individuals and businesses verified with AI assistance.

  • Continuous trust

    Monitoring after onboarding, not just at the door.

  • Sealed evidence

    Every decision post-quantum-signed and tamper-evident.

  • Built for regulators

    Records designed for audits and investigations.

Who it is for

Built with design partners

Regulated businesses that must prove every onboarding decision, years later. Design partners shape the product around their problem, with early access and direct contact with the engineers building it.

Become a design partner
Quantum NexusControl plane for air-gapped infrastructure and OTQPulseA live digital twin of sites, assets and people flowsQuantumShieldCrypto agility and post-quantum key servicesQuantum PrismVision intelligence for any camera or VMS

Talk to us about QuantSign

A briefing on where it stands, and how to take part.

Become a design partnerAll products