# Arqit NetworkSecure alternatives and competitors (2026) The closest Arqit NetworkSecure alternatives are [ZeroTier Quantum](https://cybersectools.com/tools/zerotier-quantum), [BlockAPT Quantum](https://cybersectools.com/tools/blockapt-quantum) and [Post-Quantum Quantum Safe Platform](https://cybersectools.com/tools/post-quantum-quantum-safe-platform). Picking an Arqit NetworkSecure alternative comes down to fit: Post-Quantum Cryptography coverage, your environment, your integrations and your budget. So each option below shows what it covers, how it deploys, its pricing model and the company behind it. 18 alternatives. Closest matches: ZeroTier Quantum, BlockAPT Quantum, Post-Quantum Quantum Safe Platform. ## The product [Arqit NetworkSecure](https://cybersectools.com/tools/arqit-networksecure) by Arqit Quantum-safe VPN hardening via on-demand encrypted key orchestration. Category: [Quantum Security](https://cybersectools.com/categories/quantum-security) · Pricing model: Commercial Need the answer fast? [Best Post-Quantum Cryptography Solutions for Business](https://cybersectools.com/shortlists/best-post-quantum-cryptography-solutions) picks SandboxAQ AQtive Guard, QuSecure QuProtect R3, Venari Adaptive Cryptographic Intelligence Platform and 4 more. ## Arqit NetworkSecure alternatives and competitors Arqit NetworkSecure is a commercial [Post-Quantum Cryptography](https://cybersectools.com/categories/post-quantum-cryptography) solution made by Arqit. The closest matches by shared tags and NIST CSF 2.0 coverage are [ZeroTier Quantum](https://cybersectools.com/tools/zerotier-quantum), [BlockAPT Quantum](https://cybersectools.com/tools/blockapt-quantum), [Post-Quantum Quantum Safe Platform](https://cybersectools.com/tools/post-quantum-quantum-safe-platform), [PQShield UltraPQ-Suite](https://cybersectools.com/tools/pqshield), and [Matrics2](https://cybersectools.com/tools/matrics2). All 18 alternatives on this page are ranked the same way. ## The closest Arqit NetworkSecure alternatives These 8 solutions overlap most with Arqit NetworkSecure. Each one says what the product does and, when the overlap is big enough, which capabilities it shares. ### 1. [ZeroTier Quantum](https://cybersectools.com/tools/zerotier-quantum) Post-quantum secure network overlay platform for distributed environments. [Post-Quantum Cryptography](https://cybersectools.com/categories/post-quantum-cryptography) · Commercial Key features: 10 listed. See them on the [ZeroTier Quantum page](https://cybersectools.com/tools/zerotier-quantum#features). Shares 3 capabilities with Arqit NetworkSecure: Encryption, ZTNA, Quantum Safe [ZeroTier Quantum alternatives](https://cybersectools.com/alternatives/zerotier-quantum) · [Arqit NetworkSecure vs ZeroTier Quantum](https://cybersectools.com/compare/arqit-networksecure-vs-zerotier-quantum) ### 2. [BlockAPT Quantum](https://cybersectools.com/tools/blockapt-quantum) Quantum-secure VPN solution protecting data-in-motion and data-at-rest [Post-Quantum Cryptography](https://cybersectools.com/categories/post-quantum-cryptography) · Commercial Key features: 10 listed. See them on the [BlockAPT Quantum page](https://cybersectools.com/tools/blockapt-quantum#features). [BlockAPT Quantum alternatives](https://cybersectools.com/alternatives/blockapt-quantum) · [Arqit NetworkSecure vs BlockAPT Quantum](https://cybersectools.com/compare/arqit-networksecure-vs-blockapt-quantum) ### 3. [Post-Quantum Quantum Safe Platform](https://cybersectools.com/tools/post-quantum-quantum-safe-platform) Modular PQC platform covering identity, VPN, and messaging security. [Post-Quantum Cryptography](https://cybersectools.com/categories/post-quantum-cryptography) · Commercial Key features: 10 listed. See them on the [Post-Quantum Quantum Safe Platform page](https://cybersectools.com/tools/post-quantum-quantum-safe-platform#features). [Post-Quantum Quantum Safe Platform alternatives](https://cybersectools.com/alternatives/post-quantum-quantum-safe-platform) · [Arqit NetworkSecure vs Post-Quantum Quantum Safe Platform](https://cybersectools.com/compare/arqit-networksecure-vs-post-quantum-quantum-safe-platform) ### 4. [PQShield UltraPQ-Suite](https://cybersectools.com/tools/pqshield) Quantum-safe cryptographic software, hardware IP, and firmware upgrade solutions. [Post-Quantum Cryptography](https://cybersectools.com/categories/post-quantum-cryptography) · Commercial Key features: 9 listed. See them on the [PQShield UltraPQ-Suite page](https://cybersectools.com/tools/pqshield#features). [PQShield UltraPQ-Suite alternatives](https://cybersectools.com/alternatives/pqshield) · [Arqit NetworkSecure vs PQShield UltraPQ-Suite](https://cybersectools.com/compare/arqit-networksecure-vs-pqshield) ### 5. [Matrics2](https://cybersectools.com/tools/matrics2) One-time pad encryption system for secure data transmission over internet [Post-Quantum Cryptography](https://cybersectools.com/categories/post-quantum-cryptography) · Commercial Key features: 7 listed. See them on the [Matrics2 page](https://cybersectools.com/tools/matrics2#features). [Matrics2 alternatives](https://cybersectools.com/alternatives/matrics2) · [Arqit NetworkSecure vs Matrics2](https://cybersectools.com/compare/arqit-networksecure-vs-matrics2) ### 6. [ISARA Radiate Quantum-Safe Toolkit](https://cybersectools.com/tools/isara-radiate-quantum-safe-toolkit) SDK for integrating NIST-standardized PQC algorithms into apps and devices. [Post-Quantum Cryptography](https://cybersectools.com/categories/post-quantum-cryptography) · Commercial Key features: 10 listed. See them on the [ISARA Radiate Quantum-Safe Toolkit page](https://cybersectools.com/tools/isara-radiate-quantum-safe-toolkit#features). [ISARA Radiate Quantum-Safe Toolkit alternatives](https://cybersectools.com/alternatives/isara-radiate-quantum-safe-toolkit) · [Arqit NetworkSecure vs ISARA Radiate Quantum-Safe Toolkit](https://cybersectools.com/compare/arqit-networksecure-vs-isara-radiate-quantum-safe-toolkit) ### 7. [SylLab Systems](https://cybersectools.com/tools/syllab-systems) Post-quantum security platform for space, IoT, edge, and critical systems. [Post-Quantum Cryptography](https://cybersectools.com/categories/post-quantum-cryptography) · Commercial Key features: 10 listed. See them on the [SylLab Systems page](https://cybersectools.com/tools/syllab-systems#features). [SylLab Systems alternatives](https://cybersectools.com/alternatives/syllab-systems) · [Arqit NetworkSecure vs SylLab Systems](https://cybersectools.com/compare/arqit-networksecure-vs-syllab-systems) ### 8. [CypherShield](https://cybersectools.com/tools/cyphershield) Software platform providing quantum-resistant encryption, key exchange, and auth. [Post-Quantum Cryptography](https://cybersectools.com/categories/post-quantum-cryptography) · Commercial Key features: 8 listed. See them on the [CypherShield page](https://cybersectools.com/tools/cyphershield#features). [CypherShield alternatives](https://cybersectools.com/alternatives/cyphershield) · [Arqit NetworkSecure vs CypherShield](https://cybersectools.com/compare/arqit-networksecure-vs-cyphershield) ## All 18 products like Arqit NetworkSecure The 8 above, plus: - [Fortytwo Labs I-AM](https://cybersectools.com/tools/fortytwo-labs-i-am) (Commercial) - [Mumken PQC Platform](https://cybersectools.com/tools/mumken-pqc-platform) (Commercial) - [QCS Post-Quantum Secure Backup (.qtm)](https://cybersectools.com/tools/qcs-post-quantum-secure-backup-qtm): Post-quantum file archive format (.qtm) using Kyber/Dilithium for verifiable, offline (Commercial) - [Certes DPRM](https://cybersectools.com/tools/certes-dprm): Quantum-safe data protection platform securing data in transit with encryption (Commercial) - [VaultysID-Q](https://cybersectools.com/tools/vaultysid-q): Post-quantum cryptographic authentication solution with passwordless access (Commercial) - [KvantPhone](https://cybersectools.com/tools/kvantphone): Encrypted mobile voice & messaging app using post-quantum cryptography. (Commercial) - [MerlinCryption ASBE](https://cybersectools.com/tools/merlincryption-asbe): Nondeterministic block encryption algo resistant to quantum & AI attacks. (Commercial) - [QSE Cloud Storage (QSE CDS)](https://cybersectools.com/tools/qse-cloud-storage-qse-cds): Quantum-resilient decentralized cloud storage with QRNG-based encryption (Commercial) - [QNu Hodos - Post Quantum Cryptography (PQC)](https://cybersectools.com/tools/qnu-hodos-post-quantum-cryptography-pqc): Quantum-resistant public key cryptography software based on NIST PQC standards (Commercial) - [LokDon ECSMID & DataShieldAI](https://cybersectools.com/tools/lokdon-ecsmid-and-datashieldai): Client-side encryption & AI-driven data security platform for enterprises. (Commercial) ## Alternatives to each of these [ZeroTier Quantum alternatives](https://cybersectools.com/alternatives/zerotier-quantum) · [BlockAPT Quantum alternatives](https://cybersectools.com/alternatives/blockapt-quantum) · [Post-Quantum Quantum Safe Platform alternatives](https://cybersectools.com/alternatives/post-quantum-quantum-safe-platform) · [PQShield UltraPQ-Suite alternatives](https://cybersectools.com/alternatives/pqshield) · [Matrics2 alternatives](https://cybersectools.com/alternatives/matrics2) · [ISARA Radiate Quantum-Safe Toolkit alternatives](https://cybersectools.com/alternatives/isara-radiate-quantum-safe-toolkit) · [SylLab Systems alternatives](https://cybersectools.com/alternatives/syllab-systems) · [CypherShield alternatives](https://cybersectools.com/alternatives/cyphershield) · [Fortytwo Labs I-AM alternatives](https://cybersectools.com/alternatives/fortytwo-labs-i-am) · [Mumken PQC Platform alternatives](https://cybersectools.com/alternatives/mumken-pqc-platform) · [QCS Post-Quantum Secure Backup (.qtm) alternatives](https://cybersectools.com/alternatives/qcs-post-quantum-secure-backup-qtm) · [Certes DPRM alternatives](https://cybersectools.com/alternatives/certes-dprm) ## Other Arqit products [Arqit Encryption Intelligence alternatives](https://cybersectools.com/alternatives/arqit-encryption-intelligence) · [Arqit SKA-Platform alternatives](https://cybersectools.com/alternatives/arqit-ska-platform) ## Compare Arqit NetworkSecure with - [Arqit NetworkSecure vs ZeroTier Quantum](https://cybersectools.com/compare/arqit-networksecure-vs-zerotier-quantum) - [Arqit NetworkSecure vs BlockAPT Quantum](https://cybersectools.com/compare/arqit-networksecure-vs-blockapt-quantum) - [Arqit NetworkSecure vs Post-Quantum Quantum Safe Platform](https://cybersectools.com/compare/arqit-networksecure-vs-post-quantum-quantum-safe-platform) - [Arqit NetworkSecure vs PQShield UltraPQ-Suite](https://cybersectools.com/compare/arqit-networksecure-vs-pqshield) - [Arqit NetworkSecure vs Matrics2](https://cybersectools.com/compare/arqit-networksecure-vs-matrics2) - [Arqit NetworkSecure vs ISARA Radiate Quantum-Safe Toolkit](https://cybersectools.com/compare/arqit-networksecure-vs-isara-radiate-quantum-safe-toolkit) - [Arqit NetworkSecure vs SylLab Systems](https://cybersectools.com/compare/arqit-networksecure-vs-syllab-systems) - [Arqit NetworkSecure vs CypherShield](https://cybersectools.com/compare/arqit-networksecure-vs-cyphershield) ## Arqit NetworkSecure Alternatives FAQ ### What are the closest alternatives to Arqit NetworkSecure? The closest matches to Arqit NetworkSecure by shared tags and NIST CSF 2.0 coverage are ZeroTier Quantum, BlockAPT Quantum, Post-Quantum Quantum Safe Platform, PQShield UltraPQ-Suite, and Matrics2. All of them are Post-Quantum Cryptography products. ### How many alternatives to Arqit NetworkSecure are available? This page shows 18 alternatives to Arqit NetworkSecure, all in the Post-Quantum Cryptography category. Each one is matched on shared tags and NIST CSF 2.0 areas, and the closest matches rank first. ### Is Arqit NetworkSecure free or commercial? Arqit NetworkSecure is a commercial Post-Quantum Cryptography product. It needs a paid license or subscription. Only commercial alternatives are listed here. Free and open source products are under /free. ### What type of solution is Arqit NetworkSecure? Arqit NetworkSecure is a Post-Quantum Cryptography product in the Quantum Security category. You can compare it with the 18 other Post-Quantum Cryptography products on this page. --- Source: https://cybersectools.com/alternatives/arqit-networksecure For AI agents: every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md, and any product or compare page has a Markdown copy too (add .md to its URL). More on Arqit NetworkSecure and its alternatives: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=alternatives-md