Deep Tech & High-Performance Systems

Quantum-Safe
& Applied Cryptography.

We design cryptographic architectures built to survive the transition to quantum computing — post-quantum readiness, zero-knowledge proofs and cryptographic architectures you can defend.

Assess · Migrate · Prove

Cryptography that's still secure after the quantum transition.

Data encrypted today can be harvested now and decrypted later. We help you find that exposure, migrate away from it, and prove the new architecture actually holds.

Assess

Cryptographic inventory & risk assessment

Every algorithm, key size and protocol mapped against "harvest now, decrypt later" quantum threat models — so you know exactly what is exposed, and when.

Migrate

Post-quantum migration, engineered not theorised

Hybrid classical / post-quantum schemes — lattice-based and hash-based among them — rolled out incrementally, without breaking production systems along the way.

Prove

Zero-knowledge and provable architectures

Zero-knowledge proof systems and formally-reasoned cryptographic architectures, so security claims are provable, not just believed.

How we work

Rigorous cryptography, applied to real systems.

From post-quantum migration to zero-knowledge proof systems, we design for systems that have to keep working in production, not just pass a review.

Post-quantum readiness

NIST-track algorithm selection and hybrid migration paths that protect data being harvested today for decryption once quantum computing matures.

Zero-knowledge proofs

ZK-SNARK and ZK-STARK-class systems for privacy-preserving verification — identity, compliance and blockchain use cases that prove a claim without revealing the data behind it.

Cryptographic architecture review

Threat-modelled key management, rotation and protocol design, reviewed by practitioners who design cryptosystems, not just checklists that audit them.

Applied, not academic

Every recommendation is shipped and load-tested inside production systems — not left as a whitepaper or a proof of concept that never leaves the lab.

The outcome

A cryptographic architecture built to last the transition.

PQC Hybrid post-quantum migration paths designed
ZK Zero-knowledge systems specified and shipped
0 Cryptographic shortcuts taken

Migration paths and proof systems are scoped per engagement and reviewed against current NIST guidance.

Let's assess it

Tell us what needs to be quantum-safe.

Tell us about the systems, data or protocols you need to protect. We'll come back with a pragmatic assessment and a migration path that doesn't stop production.

  • Cryptographic inventory & quantum risk assessment
  • Hybrid post-quantum migration engineering
  • Zero-knowledge proof system design

Tell us what needs to be quantum-safe

We’ll only use your details to respond to your enquiry. Prefer email? info@icangroup.co.uk

Let’s talk

Secure today. Secure after the transition.

From post-quantum migration to zero-knowledge proofs — we design cryptographic architectures built to still hold once quantum computing arrives.