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As of 2026
AI & Automation
Revenue: $1M-$10M ARR
Quantum-safe cybersecurity and cryptographic migration solutions platform.
Overview
Post-Quantum provides an advanced cybersecurity platform designed to protect critical infrastructure against emerging quantum computing threats. The software delivers NIST-recognised cryptography, crypto-agility management, and hybrid quantum-safe VPN connectivity solutions. It helps enterprises and defense organizations secure sensitive data against harvest-now-decrypt-later attacks. Global corporations and government agencies rely on the system to future-proof digital operations.
Funding status: Funded
Revenue source: Subscriptions and enterprise licensing
Customer type: B2B
Funding: Backed by institutional venture capital and strategic defense contracts
Pricing: Enterprise
Tech stack: Cloud Infrastructure, C++, Python, Cryptographic Libraries, Secure VPN Protocols
Platform: Web • Cloud • Enterprise Infrastructure
Integrations: VPN Gateways, OpenSSL, Enterprise Security Stacks, Custom Cryptographic Libraries, Cloud Infrastructure
Founder story
Post-Quantum was established to address the critical vulnerability of traditional encryption against future quantum computing power. The company pioneered quantum-safe solutions deployed across demanding defense and alliance environments. Headquartered with a focus on cutting-edge cryptography, the team has shaped global internet standards for hybrid secure connectivity.
What it does
- Deploys NIST-recognised post-quantum cryptography algorithms to secure enterprise data systems
- Provides IETF-ratified hybrid quantum-safe VPN connectivity for secure cross-environment communication
- Enables crypto-agility through modular architecture supporting rapid component updates without downtime
- Performs comprehensive cryptographic discovery and migration assessments to ensure compliance.
Who it's for
- Chief Information Security Officers
- Government Defense Agencies
- Enterprise Security Teams
- Critical Infrastructure Operators
Why it works
- Utilizes enterprise licensing models tailored for high-security government and corporate clients
- Positions uniquely as a pioneer in production-ready post-quantum security and hybrid encryption standards
- Leverages robust modular architecture enabling simultaneous classical and quantum-resistant encryption operations
- Expands distribution through direct defense contracts and strategic cybersecurity alliances.
Growth strategies
- Direct enterprise sales targeting defense organizations and critical infrastructure providers
- Strategic deployment partnerships with international security centers and governments
- Content marketing focused on quantum threat readiness and migration roadmaps
- Continuous development supporting emerging global post- quantum cryptographic standards
Alternatives
Comparison overview
- Focuses heavily on IETF-standardized hybrid VPN connectivity and NIST Round 4 finalist algorithms.
- Combines active defense deployments in sensitive government sectors with agile cryptographic migration tools.