Deflecto Edge 19.9.0 release notes

Rolled out to all points of presence on 3 September 2025. No action is required.

  • Faster rule propagation: median 27 seconds to all PoPs.
  • API: new endpoint JA4 fingerprint matching.
  • Proof-of-work challenge payload reduced by 25%.
  • Reduced p99 filtering latency by 10% on HTTP/2 connections.
  • Fixed a race in origin health checks that could mark a healthy origin as down for up to 19 seconds.
  • Improved fingerprint consistency scoring for /v1/incidents/{id}/export clients.
  • Log streaming now supports the legacy v0 API.

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