PQShield UltraPQ-Suite vs Quantanaut: side-by-side comparison (2026)
PQShield UltraPQ-Suite is a commercial post-quantum cryptography solution by PQShield. Quantanaut is a commercial cryptographic inventory & crypto-agility solution by cyberzero. Features, integrations, deployment and the company behind each one, side by side.
Our take
What our shortlists say about the one we picked.
- PQShield UltraPQ-Suite
Best for: Product makers building PQC into chips and software
PQShield is here for the build side of the move, because it gives your engineers the libraries, chip IP and firmware to ship NIST algorithms in their own products. That fits companies making devices, chips or embedded systems more than teams that need to find and replace cryptography in-house. Ask which form fits your roadmap, whether that is software, IP cores or a firmware upgrade for devices already in the field.
From Best Post-Quantum Cryptography Solutions for Business, Fall 2026
Reviewed by Nika (Nikoloz) Kokhreidze.
KnocknocSponsored
Hi Citrix. Hide VPNs. Hide Windows on a LAN. Knocknoc solves this. Just in time identity linked allow-listing. DIY, on-premise or SaaS. Prevent attacks fast.
VisitQuantum-safe cryptographic software, hardware IP, and firmware upgrade solutions.
Finds the encryption quantum computers will break. No inventory or agents needed.
Side-by-side comparison
Feature
PQShield UltraPQ-Suite
Quantanaut
Pricing model
Commercial
Commercial
Category
Post-Quantum Cryptography
Cryptographic Inventory & Crypto-Agility
Deployment and fit
Deployment type
Hybrid
Hybrid
Company size fit
Mid-Market, Enterprise
Mid-Market, Enterprise
Company
Company
PQShield
cyberzero
Use cases and capabilities
Quantum Safe
Yes
Yes
Encryption
Yes
No
Hardware Security
Yes
No
Crypto
Yes
Yes
Key Management
Yes
Yes
Secure Boot
Yes
No
NIST
Yes
No
Hardware
Yes
No
SDK
Yes
No
Security Standards
Yes
No
Inventory
No
Yes
Supply Chain Security
No
Yes
TLS
No
Yes
Third Party Security
No
Yes
Security Strategy
No
Yes
Visibility
No
Yes
Critical Infrastructure
No
Yes
Core features
9 features listed
10 features listed
Integrations
2 integrations listed
18 integrations listed
Need help choosing?
See more solutions in this category, or build a security stack from your picks.
