๐ก๏ธCloudflare BlogโขStalecollected in 8h
Radar Tools for Security Transparency

๐กTrack PQ crypto & routing security shifts for secure AI infra
โก 30-Second TL;DR
What Changed
New monitoring for post-quantum (PQ) crypto usage
Why It Matters
Enables AI infra teams to track crypto migrations, ensuring future-proof security.
What To Do Next
Use Cloudflare Radar to monitor PQ adoption in your AI deployments.
Who should care:Enterprise & Security Teams
๐ง Deep Insight
Web-grounded analysis with 10 cited sources.
๐ Enhanced Key Takeaways
- โขCloudflare Radar's origin post-quantum support graph shows the share of customer origins supporting X25519MLKEM768 hybrid key exchange, with data accessible via Radar API.[1]
- โขThe Key Transparency dashboard on Radar displays real-time verification status of KT logs for services like WhatsApp, indicating last signed and verified times by Cloudflare's Auditor.[1]
- โขASPA monitoring on Radar tracks adoption trends across five Regional Internet Registries (RIRs) and displays AS-level ASPA records and changes over time.[6]
- โขCloudflare secures 52% of all human web traffic with post-quantum encryption, as reported in their sixth annual Year in Review using Radar data.[4]
๐ ๏ธ Technical Deep Dive
- โขPost-quantum monitoring extends to origin-facing connections using X25519MLKEM768, a hybrid of classical X25519 and NIST-standardized ML-KEM lattice-based scheme.[1]
- โขKey Transparency logs enable public verification of end-to-end encrypted messaging, with Radar dashboard showing real-time Auditor signatures.[1]
- โขASPA (Autonomous System Provider Authorization) cryptographically validates BGP routing paths to prevent route leaks, monitored at RIR and AS levels.[6]
- โขCloudflare IPsec supports post-quantum hybrid ML-KEM per IETF draft extending RFC 9370 for IKEv2, enabling parallel key exchange with classical Diffie-Hellman.[5]
๐ฎ Future ImplicationsAI analysis grounded in cited sources
Cloudflare Radar will exceed 70% global post-quantum client adoption by end of 2026
Client support grew from under 3% in early 2024 to over 60% by February 2026, driven by browser and library defaults.[1]
ASPA adoption will reach majority of Regional Internet Registries by 2027
Radar tracks accelerating rollout to prevent BGP route leaks, with new monitoring enabling community-wide visibility.[6]
โณ Timeline
2017
Cloudflare research team begins post-quantum encryption development.
2020
Cloudflare Radar launches, providing initial internet observability tools.
2023-01
Announces post-quantum encryption inclusion in delivery services, free for all.
2024-04
Radar begins tracking client-side post-quantum encryption adoption from under 3%.
2025-10
Adds browser support checking for X25519MLKEM768 hybrid key exchange on Radar.
2026-02
Launches origin PQ monitoring, KT logs dashboard, and ASPA tracking on Radar.
๐ Sources (10)
Factual claims are grounded in the sources below. Forward-looking analysis is AI-generated interpretation.
- blog.cloudflare.com โ Radar Origin Pq Key Transparency Aspa
- thequantuminsider.com โ Cloudflare Adds Post Quantum Encryption Sase
- blog.cloudflare.com โ Evolution of Cloudflare Radar
- quantumzeitgeist.com โ Cloudflare Post Quantum Encryption Quantum Security
- blog.cloudflare.com โ Post Quantum Sase
- blog.cloudflare.com โ Aspa Secure Internet
- cloudflare.com โ Cloudflare Becomes the First and Only Sase Platform to Support Modern Post
- siliconangle.com โ Cloudflare AI Bots Post Quantum Adoption Ddos Campaigns Defined 2025 Internet Trends
- thecyberskills.com โ Cloudflares Radar 2025
- cloudflare.com โ What Is Post Quantum Cryptography
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Original source: Cloudflare Blog โ
