A
Post-quantum TLS readiness
bl.uk
Ready: quantum-resistant key exchange
Short answer
Yes. As of 2026-11-03, bl.uk negotiates the hybrid post-quantum key exchange X25519MLKEM768 over TLSv1.3 (Quantum Aether grade A).
| Grade | A |
|---|---|
| Key exchange | X25519MLKEM768 |
| Post-quantum | yes |
| TLS | TLSv1.3 |
| Hosting network | Microsoft Corporation |
| Tranco rank | #7083 |
| Country | 🇬🇧 United Kingdom: #5/26 (62.8%) |
From our weekly tracker of the top 10,000 sites, scanned on 2026-11-03 · /adoption
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[](https://ather-quatum.cloud/?domain=bl.uk)