Actuarial tracking of fault-tolerant quantum hardware, DARPA QBI benchmarks, and Harvest Now Decrypt Later risk horizons (2029–2033).
Evaluated across PQC Readiness, AI SecOps, Fault-Tolerant Logical Qubits, and Crypto-Agility.
| Entity | Type | AQCS | Tier | FIPS Status | HNDL Risk | Key Breakthrough |
|---|---|---|---|---|---|---|
| Cloudflare San Francisco, CA, United States | cyber_secops | 98.4 | Tier S | compliant | Mitigated | Enabled post-quantum hybrid TLS by default for millions of web properties with sub-1ms latency overhead. |
| IBM Quantum & Cybersecurity Armonk, NY, United States | tech_giant | 97.8 | Tier S | compliant | Low | Architected ML-KEM (CRYSTALS-Kyber) while operating 1,121-qubit Condor and 133-qubit Heron processors. |
| Quantinuum (Honeywell + Cambridge) Broomfield, CO, United States | quantum_hardware | 96.5 | Tier S | compliant | Low | Achieved 99.914% 2-qubit gate fidelity and 32 verified fault-tolerant logical qubits in partnership with Microsoft. |
| SandboxAQ Palo Alto, CA, United States | specialized_pqc | 95.7 | Tier S | compliant | Mitigated | AQtive Guard continuous cryptographic bill-of-materials discovery and automated lattice migration. |
| Google Quantum AI & Security Mountain View, CA, United States | tech_giant | 95.2 | Tier S | compliant | Low | Exponential quantum error suppression in distance-5 surface codes on Sycamore. |
| CrowdStrike Falcon Cyber Austin, TX, United States | cyber_secops | 93.8 | Tier A | in_progress | Moderate | Autonomous Charlotte AI agent security copilot orchestrating real-time endpoint threat mitigation. |
| QuSecure San Mateo, CA, United States | specialized_pqc | 93.4 | Tier A | compliant | Mitigated | First live end-to-end post-quantum communications link over satellite (Starlink) and government backbones. |
| Microsoft Azure Quantum & Cyber Redmond, WA, United States | tech_giant | 92.9 | Tier A | in_progress | Low | Demonstrated non-Abelian topological Majorana Zero Modes in indium arsenide/aluminum nanowires. |
| Palo Alto Networks Santa Clara, CA, United States | cyber_secops | 91.5 | Tier A | in_progress | Moderate | Quantum-resistant IKEv2/IPSec VPN capabilities safeguarding federal interconnects against HNDL attacks. |
| QuEra Computing Boston, MA, United States | quantum_hardware | 90.8 | Tier A | in_progress | Low | Published Nature breakthrough executing deep quantum circuits on 48 logical qubits. |
| Apple (PQ3 Protocol) Cupertino, CA, United States | tech_giant | 90.4 | Tier A | compliant | Low | Periodic post-quantum re-keying preventing retroactive harvest-now-decrypt-later attacks even if a key is compromised. |
| Signal (PQXDH Protocol) Mountain View, CA, United States | crypto_protocol | 89.8 | Tier A | compliant | Low | First widespread consumer messaging app to enforce post-quantum key agreement by default. |
| IonQ College Park, MD, United States | quantum_hardware | 88.2 | Tier B | in_progress | Moderate | Transitioned from Ytterbium to Barium ions to achieve longer coherence and native room-temperature fiber interconnects. |
| Post-Quantum (NTS-KEM) London, United Kingdom | specialized_pqc | 87.9 | Tier B | compliant | Mitigated | Delivered NATO-grade post-quantum encrypted communications conduits across transatlantic fiber links. |
| PQShield Oxford, United Kingdom | specialized_pqc | 87.5 | Tier B | compliant | Mitigated | Co-authored all three final NIST PQC standards (FIPS 203, 204, 205) and licensed IP to global automotive and smart card OEMs. |
| Rigetti Computing Berkeley, CA, United States | quantum_hardware | 84.6 | Tier B | roadmap_only | High | Developed 84-qubit Ankaa-2 processor achieving 98% 2-qubit gate fidelity on square-lattice layout. |
| DARPA Quantum Benchmarking Initiative (QBI) Arlington, VA, United States | defense_sovereign | 96 | Tier S | compliant | Mitigated | Established rigorous hardware-independent verification pipelines separating commercial marketing hype from physical fault-tolerance. |
| Ethereum Network (ERC-4337 Roadmap) Decentralized, Global | crypto_protocol | 74.8 | Tier C | in_progress | High | ERC-4337 allows users to deploy smart contract wallets with quantum-resistant signature verification algorithms. |
| Bitcoin Network (secp256k1) Decentralized, Global | crypto_protocol | 62.4 | Tier D | unprepared | Critical | SHA-256 proof-of-work mining remains quantum-resistant; however, public-key signature verification requires a future hard fork. |
| Solana Network (ed25519) Decentralized, Global | crypto_protocol | 65.2 | Tier D | unprepared | Critical | PQC lattice signatures are 10x-50x larger than Ed25519, threatening high-frequency block propagation bandwidth. |
| CryptoNext Security Paris, France | specialized_pqc | 84.5 | Tier B | compliant | Mitigated | Standardized production compliance with federal NIST FIPS post-quantum cryptographic mandates. |
| ISARA Corporation Waterloo, ON, Canada | specialized_pqc | 85.8 | Tier B | compliant | Mitigated | Standardized production compliance with federal NIST FIPS post-quantum cryptographic mandates. |
| InfoSec Global Toronto, ON, Canada | specialized_pqc | 77.1 | Tier C | in_progress | Low | Standardized production compliance with federal NIST FIPS post-quantum cryptographic mandates. |
| QuintessenceLabs Canberra, Australia | specialized_pqc | 88.4 | Tier B | compliant | Mitigated | Standardized production compliance with federal NIST FIPS post-quantum cryptographic mandates. |
| Quantum Xchange Bethesda, MD, United States | specialized_pqc | 89.7 | Tier B | compliant | Low | Standardized production compliance with federal NIST FIPS post-quantum cryptographic mandates. |
| evolutionQ Waterloo, ON, Canada | specialized_pqc | 81 | Tier B | in_progress | Low | Standardized production compliance with federal NIST FIPS post-quantum cryptographic mandates. |
| D-Wave Quantum Burnaby, BC, Canada | quantum_hardware | 68.3 | Tier D | roadmap_only | High | Standardized production compliance with federal NIST FIPS post-quantum cryptographic mandates. |
| Atom Computing Berkeley, CA, United States | quantum_hardware | 74.5 | Tier C | in_progress | Moderate | Standardized production compliance with federal NIST FIPS post-quantum cryptographic mandates. |
| Alice & Bob Paris, France | quantum_hardware | 75.8 | Tier C | in_progress | Low | Standardized production compliance with federal NIST FIPS post-quantum cryptographic mandates. |
| IQM Quantum Computers Espoo, Finland | quantum_hardware | 77.1 | Tier C | in_progress | Moderate | Standardized production compliance with federal NIST FIPS post-quantum cryptographic mandates. |
| Xanadu Quantum Technologies Toronto, ON, Canada | quantum_hardware | 78.4 | Tier C | in_progress | Moderate | Standardized production compliance with federal NIST FIPS post-quantum cryptographic mandates. |
| PsiQuantum Palo Alto, CA, United States | quantum_hardware | 79.7 | Tier C | in_progress | Low | Standardized production compliance with federal NIST FIPS post-quantum cryptographic mandates. |
| Oxford Ionics Oxford, United Kingdom | quantum_hardware | 81 | Tier B | in_progress | Low | Standardized production compliance with federal NIST FIPS post-quantum cryptographic mandates. |
| Pasqal Quantum Massy, France | quantum_hardware | 82.3 | Tier B | in_progress | Moderate | Standardized production compliance with federal NIST FIPS post-quantum cryptographic mandates. |
| Alpine Quantum Technologies (AQT) Innsbruck, Austria | quantum_hardware | 60.5 | Tier D | roadmap_only | High | Standardized production compliance with federal NIST FIPS post-quantum cryptographic mandates. |
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