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Post-quantum encryption for Cloudflare IPsec is generally available

lowcloudflare_securityPublished 2026-04-30

<p>While more than <a href="https://radar.cloudflare.com/post-quantum"><u>two-thirds</u></a> of human-generated TLS traffic to Cloudflare is already protected by post-quantum cryptography, the world of site-to-site networking has been a different story. For years, the IPsec community remained caught between the high bar of Internet-scale interoperability and the niche requirements of specialized h

Indicators of compromise

Original source: https://blog.cloudflare.com/post-quantum-ipsec/