Top 50 Quantum Cryptography

QNu Labs provides quantum cryptography solutions, including Quantum Key Distribution (QKD) and Quantum Random Number Generation (QRNG), to protect sensitive data from the vulnerabilities posed by quantum computing. Their technology addresses the risk of classical encryption methods being compromised, ensuring secure communication and robust key management for critical infrastructure.

This startup provides quantum-resistant cryptographic solutions to protect data and communications from future quantum computing threats. They offer tools and services to help organizations assess their quantum risk, implement quantum-safe algorithms, and build a secure ecosystem.

QuantumGenie offers AI-enhanced, quantum-resistant cryptography solutions to protect sensitive data from future quantum computing threats. Our platform provides NIST-approved algorithms via easy-to-use SDKs for seamless integration into enterprise infrastructure, securing data against emerging cryptographic vulnerabilities.

Develops satellite-based Quantum Key Distribution (QKD) systems that use integrated photonics to generate and transmit ultra-secure quantum encryption keys from space to ground stations. This technology protects enterprises from cyber threats, including ransomware and potential quantum attacks, by providing a scalable, global solution for secure data transmission and key management.

Quantum Optics Jena develops entanglement-based Quantum Key Distribution (QKD) systems that utilize entangled photon pair sources to provide secure communication channels resistant to cyber threats. Their technology addresses the vulnerabilities of traditional encryption methods, ensuring the confidentiality of sensitive information in an increasingly complex digital landscape.

The startup develops a quantum-driven cybersecurity platform that generates unique, unforgeable cryptographic keys using principles of quantum physics and advanced cryptography, eliminating the need for key storage. This technology ensures robust end-to-end security for IoT devices, protecting client privacy against unauthorized access.

SpeQtral develops quantum key distribution (QKD) solutions using both terrestrial fiber and satellite technology to create secure communication networks that protect sensitive data from quantum computing threats. By generating and transmitting un-hackable symmetric quantum keys, SpeQtral ensures the integrity of communications for governments and corporations in the face of evolving cyber risks.

Nanofiber Quantum Technologies develops hardware for quantum communications using nanofibers, focusing on quantum cryptography and secure data transmission. Their technology addresses the need for enhanced security in digital communications by leveraging the principles of quantum science.

The startup develops a cybersecurity platform that utilizes quantum key generation, quantum entropy, and encryption technology to protect sensitive data and secure network communications against quantum computing threats. This solution enables clients to generate encryption keys at any distance without requiring new hardware, ensuring long-term data security and future-proof encryption.

The startup provides quantum secure solutions that utilize advanced cryptographic techniques to protect data in motion and at rest across existing fiber-optic, copper, and wireless networks. This technology enables clients to render their information unintelligible to adversaries, effectively safeguarding against data theft while offering a cost-effective upgrade path for current infrastructure.

Qubitrium develops quantum security solutions, including cryptographic key distribution and quantum sensors. Their technology aims to enhance data security and sensing capabilities using quantum mechanics.

PQShield develops post-quantum cryptographic algorithms and protocols to secure technology infrastructures against the emerging threat of quantum computing. Their solutions enable organizations to modernize their cryptographic systems, ensuring compliance with NIST standards and protecting sensitive data from potential breaches.

Arqit offers quantum-secure encryption solutions that protect data across on-premise, cloud, and edge environments. Their software-based platform uses Symmetric Key Agreement (SKA) technology to provide robust data integrity and confidentiality against evolving cyber threats, including those posed by quantum computing.

Arqit provides a software‑only, quantum‑safe encryption platform that adds hybrid post‑quantum cryptography to existing TLS/IPsec stacks across on‑premise, cloud, and edge environments. The solution offers API‑driven cryptographic agility, centralized zero‑trust policy management, and compliance‑ready audit logging without requiring additional hardware.

CryptoNext Security develops post-quantum cryptography solutions that manage the lifecycle of cryptographic migration to protect IT infrastructures from the threats posed by quantum computing. Their technology enables organizations to discover, remediate, and manage cryptographic systems, ensuring long-term resilience against potential breaches.

The startup develops a quantum-powered cloud communications platform that utilizes software-based cryptographic keys to secure data against both traditional and quantum cyber threats. This technology ensures that clients can protect their communications and sensitive information from current and future attacks, enhancing data security in an evolving threat landscape.

SDT develops full-stack quantum computing solutions utilizing superconducting circuits, silicon spin qubits, and other advanced physical systems to provide high-performance computing capabilities. Their Quantum Key Distribution and Quantum Random Number Generator technologies enhance data security, offering protection against cyber threats for sensitive communications and operations.

QuProtect is a software-based post-quantum cybersecurity solution that integrates with existing infrastructure to provide both classical and quantum-resilient encryption. It addresses the urgent need for organizations to protect their data against emerging threats from quantum computing and AI by offering immediate control and insights into cryptographic management.

The startup develops quantum secure networking technology that provides networking equipment for the European quantum internet, focusing on quantum key distribution for multipoint connectivity. Their solutions enhance data security and enable cost-effective scaling of quantum-secured data communications for industrial applications.

Quantinuum develops a full-stack quantum computing platform that integrates advanced quantum hardware and software to enhance computational capabilities in fields such as chemistry, finance, and cybersecurity. The company addresses the need for reliable quantum solutions by providing tools that enable enterprises to prepare for post-quantum cryptography and drive breakthroughs in complex problem-solving.

Quandela develops photonic quantum computers and generators to create quantum-secure communication networks and scalable quantum processors. Their technology addresses the need for secure data transmission and efficient problem-solving across various industries, including cybersecurity, logistics, and pharmaceuticals.

Develops quantum random number generators (QRNGs) using proprietary protocols and hardware, providing true randomness for applications in cybersecurity and simulations. These QRNGs address vulnerabilities in classical random number generation by ensuring unpredictability and security in cryptographic systems and stochastic modeling.

Quside develops quantum random number generators (QRNGs) that provide high-speed, entropy-rich randomness for secure connectivity and efficient computation in enterprise applications. Their technology addresses the need for robust cryptographic foundations, ensuring reliable protection against advanced cyber threats and enhancing performance in randomized workloads.

Terra Quantum provides Quantum as a Service, offering a hybrid cloud platform for quantum algorithm design, quantum computing, and quantum security. The company enables businesses to enhance computational performance and implement quantum-secure communications, addressing the need for advanced solutions in various industries.

Terminal 3 provides a decentralized identity solution using quantum-resistant encryption and zero-knowledge cryptography to enable secure, verifiable private identities for users. This technology allows enterprises to manage and analyze user data without compromising privacy, ensuring compliance with global data protection regulations.

Develops hardware and software solutions, including memory-hardened Trusted Platform Modules (TPMs), secure System-on-Chips (SoCs), and neuromorphic accelerators, to protect IoT devices and infrastructure from 70% of existing cyber threats while ensuring resilience against quantum attacks. Proprietary quantum algorithms and post-quantum cryptography enable secure data processing and machine learning, addressing the growing need for military-grade security in an increasingly vulnerable digital landscape.

KETS Quantum Security develops quantum key distribution technologies to ensure secure communications against future cyber threats. Their solutions provide businesses with a cost-effective means to protect sensitive data from potential quantum computing attacks.

ExeQuantum offers Post-Quantum Cryptography as a Service (PQCaaS) and consulting to protect sensitive data from quantum computing threats. Their API-driven platform integrates quantum-resistant encryption across diverse enterprise environments, while their discovery tools map cryptographic assets and identify vulnerabilities for secure migration.

Munich Quantum Instruments develops superconducting single-photon detectors that enable the detection of individual photons for applications in optical communication, quantum computing, and secure data transmission. Their technology addresses the need for high-efficiency sensors that enhance data rates and security in quantum networks and advanced encryption methods.

The startup develops a quantum key distribution platform that provides secure communication through mathematically proven encryption methods resistant to both classical and quantum attacks. This technology enables organizations to protect sensitive data from breaches and cyber threats with a cost-effective and easily deployable solution.

Quantum Shield provides a Quantum Security Posture Management platform that integrates post-quantum cryptography (PQC) and quantum key distribution (QKD) to protect critical infrastructure from quantum threats. The solution enables organizations to achieve quantum-safe data security, reduce compute costs by 70%, and ensure compliance against both current and future vulnerabilities.

The startup develops quantum technology for the protection of encryption keys, enhancing cybersecurity by providing quantum-enhanced security for data in transit. This system improves the effectiveness and longevity of encryption infrastructure, enabling secure communications for both corporate and individual clients.

Symmera provides a platform that enables secure field communications and trusted data streams from devices to microservices using quantum-proof cryptography and simplified APIs. This technology addresses the challenges of device authentication, data protection, and operational efficiency in AI/ML analytics across diverse infrastructures.

VeriQloud develops quantum cryptography applications that utilize quantum key distribution to secure data against current and future cyber threats. Their solutions, Qline and HyQloud, provide long-term protection for sensitive information by preventing unauthorized access and ensuring data integrity for up to 100 years.

The startup develops a decentralized platform that provides point-to-point quantum-resistant authentication for various operating systems and IoT stacks. This technology enables network providers to implement a secure and scalable authentication service for sensor networks and complex IoT systems, enhancing data integrity and user trust.

The startup operates a quantum processing platform that generates and certifies random numbers and cryptographic keys using self-testing and photon properties. This technology provides secure online authentication and real-time cyber attack detection, protecting clients from hacking and other cyber threats.

Quantized Technologies Inc.™ develops QuEDGE™, a patent-pending quantum entanglement distribution technology that connects quantum computers and sensors across networks, enabling the realization of a quantum internet. Their QuSera™ product combines machine learning algorithms with post-quantum cryptography to provide robust data encryption, protecting current networks from quantum-enabled threats.

QSIM Plus develops integrated quantum communication solutions for both wired and satellite networks, utilizing advanced quantum information technology to ensure ultra-secure data transmission. The company addresses the high costs and complexity associated with developing secure communication systems, providing a streamlined alternative for businesses requiring robust security measures.

ANKASecure offers a quantum‑resistant encryption platform that replaces RSA/ECC with NIST‑certified post‑quantum algorithms such as Kyber, Dilithium, Falcon, and SPHINCS+. The solution provides end‑to‑end data protection, centralized key management, and crypto‑agility across on‑premise, hybrid, or SaaS deployments, with built‑in compliance mappings for standards like NIST, ISO, PCI‑DSS, and HIPAA. It integrates via CLI, REST API, and Java SDK and supports high‑throughput streaming encryption for regulated enterprises.

iQrypto develops Quantum Random Number Generators (QRNGs) that produce truly random and unpredictable cryptographic keys, enhancing data security for digital systems. Their technology addresses vulnerabilities in traditional encryption methods, providing a robust solution for safeguarding sensitive information against potential breaches.

QNu Labs has launched QShield, the worlds first integrated quantum technology platform that combines patented Quantum Random Number Generation, NIST-compliant Post-Quantum Cryptography, and Quantum Key Distribution for secure communication. This platform addresses the need for robust security solutions in the face of emerging quantum computing threats, providing enterprises with a comprehensive system for end-to-end data protection.

The startup develops cyber-security software that employs quantum-safe algorithms to ensure secure digital signatures, message authentication, and key management. Its platform enables clients to protect sensitive data and control access to critical systems against emerging quantum threats.

Xiphera designs and licenses hardware-based cryptographic IP cores for FPGAs and ASICs, utilizing both quantum-resistant and traditional algorithms implemented in pure digital logic. Their solutions protect critical systems from traditional and quantum attacks, ensuring a minimized attack surface and facilitating rapid validation for secure hardware platforms.

pQCee develops a cybersecurity platform utilizing quantum technology to protect digital assets and ensure document integrity against quantum harvesting attacks. The platform prepares organizations and individuals for the vulnerabilities introduced by quantum computing, enabling them to maintain security in a rapidly evolving technological landscape.

QTI S.R.L. develops and produces certified Quantum Key Distribution (QKD) systems that protect communications against both classical and quantum cyber threats. By utilizing reconfigurable quantum architectures, QTI provides secure solutions for private companies, government entities, and research institutions, ensuring robust data protection through a European supply chain.

TAURIA provides a Post-Quantum Cryptography (PQC) platform that protects critical data and intellectual property from quantum hacking threats. Their solutions integrate seamlessly with existing security frameworks across vital sectors such as finance, healthcare, and telecommunications, ensuring robust protection against evolving cyber risks.

SQE is a decentralized blockchain platform utilizing patent-pending Simulated Quantum Entanglement to provide quantum security for data, transactions, and communications. It offers ultra-fast transaction capabilities at a low cost while ensuring security that is statistically resistant to quantum computing threats.

Quantum Knight provides cryptography-based encryption solutions that utilize post-quantum resistant algorithms with key sizes ranging from 512 to 10,240 bits. The company addresses the need for secure data protection in the quantum era, ensuring compliance with NIST FIPS-140-2 standards and integrating biometric or token multi-factor authentication into its encryption keys.

ResQuant develops a flexible cryptographic processor that implements post-quantum cryptography (PQC) standards to protect data against the imminent threats posed by quantum computing. Their hardware solutions, including FPGA-based accelerators and secure system-on-chip designs, ensure robust encryption for critical sectors such as IoT, military, and automotive applications.

Provides quantum-resistant cybersecurity solutions that protect data at rest and in transit through a lightweight, plug-and-play encryption protocol. This technology eliminates reliance on vulnerable public key systems, ensuring cost-effective, legacy-friendly integration while safeguarding critical infrastructure, IoT devices, and remote work environments from modern cyber threats.