UPDATE 2026-05-13: This has now been released to production with version "2026-05-13_01"
We will soon be releasing a major update for our Capricorn engine, used by our Endpoint Protection products. This is expected to be released on May 12th 2026.
This will result in a larger download as an updated version of the virus definition files are distributed.
Key improvements
Optimized databases through consolidation of overlapping detections, resulting in:
- Smaller footprint: Size on disk expected to decrease by ~160MB, decreasing by about half.
- Faster updates and reduced initialization disk I/O due to reduced database size
Update Details
- Platform coverage: This update applies to all WithSecure Endpoint Protection products — across Windows, Mac, and Linux platforms that utilize the Capricorn engine.
- Download size: All affected endpoints will now download a larger one-time update package of approximately 130-150 MB during the rollout.
Deployment
- The update will be delivered automatically.
- No manual action or configuration is required.
- The release time will be confirmed 24 hours in advance through our community channels.
- Updates containing this release will start with "WithSecure Capricorn Engine (2026-05-xx-xx)”.
- With this update, you can expect leaner, faster, and more efficient endpoint protection — without compromising security.