Post-Quantum

Computer and Network SecurityUnited Kingdom2-10 Employees

Post-Quantum is a United Kingdom–based company operating in the computer and network security sector, focusing on cryptography and data protection to address access, approval, and oversight challenges for clients across sectors. Its offerings aim to ensure safe, secure operations with auditable, trusted processes that bind identities to actions and prevent privilege abuse, leveraging approaches such as multi-party computing and blockchain to implement end-to-end data policy enforcement and risk management.
The company serves organizations seeking robust identity management and data protection solutions, including high-value data handling and regulated environments, and emphasizes resilience against quantum threats through encryption designed to resist quantum computer–based attacks. Based in the UK, Post-Quantum positions itself as a provider of identity and cyber-security solutions that combine signing, authentication, tokenized identity, quorum-based access approval, and multi-party signing to enhance accountability and secure data access across sectors. A recent development noted in tech media references the testing and deployment of quantum-safe drones in collaboration with STV Group, indicating ongoing integration of its platform into defense-related applications. }

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