Alternatives to QuantumSecure
QuantumSecure is a Post-Quantum Cryptography tool: post-quantum cryptography solutions for secure communications. Here are the 60 closest alternatives, compared on pricing, features and what real users say.
QuantumSecure profileOpen source alternatives (5)More Post-Quantum Cryptography alternatives
The 20 closest Post-Quantum Cryptography companies to QuantumSecure
QuantinuumNot ratedQuantum computing company focused on building fault-tolerant quantum computers and quantum software.
Quantum ComputingAI ChipUpdated 26 Sept 2026
SandboxAQNot ratedA public benefit company focused on quantum-safe security and AI.
Artificial IntelligenceQuantum ComputingUpdated 19 May 2026- PQPQSecureNot rated
PQSecure develops post-quantum cryptographic solutions to protect data from future quantum computer attacks.
Post-Quantum CryptographyCybersecurityUpdated 23 Jul 2026
QNu Labs3.0 out of 5 (1)Deep tech startup providing quantum-safe cybersecurity solutions for secure data communication and encryption.
CybersecurityQuantum ComputingUpdated 1 Jul 2026
HEQA Security5.0 out of 5 (1)Quantum-physics-based cybersecurity solutions for secure data communication.
EnterpriseCybersecurityUpdated 1 Jul 2026
Quantum XchangeNot ratedQuantum Xchange offers a quantum fiber network and cryptographic management platform for post-quantum security.
Post-Quantum CryptographyCybersecurityUpdated 16 May 2026
Zapata Quantum3.0 out of 5 (1)Quantum computing application and algorithm development
Quantum ComputingArtificial IntelligenceUpdated 5 May 2026
Qunnect3.0 out of 5 (1)Building field-deployable hardware for scalable quantum networks and provably secure communications.
Quantum ComputingQuantum NetworkingUpdated 18 Aug 2026
QuantumsecurecomputingNot ratedQuSecure provides quantum-resistant cybersecurity solutions to protect data from quantum and classical threats.
CybersecurityPost-Quantum CryptographyUpdated 16 Aug 2026
QusideNot ratedQuantum technology for enhanced cybersecurity, high-performance computing, and scientific research.
Quantum TechnologyCybersecurityUpdated 12 Aug 2026
LatticaAINot ratedLatticaAI is a startup focused on making cryptographic solutions more accessible and efficient.
EncryptionCryptographicUpdated 27 Jun 2026
Cloudflare3.0 out of 5 (1)Cloud infrastructure platform providing CDN, security, and web optimization services.
EnterpriseSecurityUpdated 23 Aug 2026
Phi-Coherent .Not ratedDeep-tech research company building foundational technologies from first principles, including compression, post-quantum cryptography, quantum computing simulation, and AGI.
Quantum ComputingAGI ResearchUpdated 27 Jul 2026
StarkWareNot ratedDevelops blockchain scaling solutions using STARK technology for Ethereum-secure, fast, and seamless user experiences.
BlockchainNFTUpdated 28 Sept 2026
Entrust3.0 out of 5 (1)Develops hardware and software for identity verification, authentication, and data protection.
CybersecurityIdentity & AccessUpdated 14 May 2026
PsiQuantumNot ratedBuilding a fault-tolerant quantum computer using photonics and silicon manufacturing.
Quantum ComputingAI ChipUpdated 28 Aug 2026
WorkOS3.0 out of 5 (1)The enterprise features layer for developers.
Developer ToolsAPI PlatformUpdated 25 Sept 2026
Quantum MachinesNot ratedBuilds the Quantum Orchestration Platform (QOP) to accelerate quantum computing development and deployment.
Quantum ComputingQuantum HardwareUpdated 27 Aug 2026
Aeronautics3.0 out of 5 (1)Develops and manufactures defense solutions based on Unmanned Aerial Systems and advanced ISTAR systems.
DronesHomeland SecurityUpdated 26 Aug 2026
BlockaidNot ratedWeb3 security platform preventing malicious transactions before they occur.
BlockchainCybersecurityUpdated 28 Sept 2026
Showing the 20 closest matches. See the rest on the QuantumSecure profile.