Cirrus Files

Blog

Product updates and engineering notes.

Resumable multi-region uploads in Cirrus Files 4.2

Sep 22, 2026

Large uploads now stream to the nearest region and replicate in the background, cutting time-to-available for 100 GB files by more than half.

Streaming the audit log to your SIEM

Sep 3, 2026

The audit log can now be pushed to Splunk, Elastic and any HTTPS webhook in near real time with signed payloads.

Why we encrypt on the client

Aug 14, 2026

A short tour of our key hierarchy and what a compromised server can and cannot reveal.