Illumio Technical Documentation

What's New

What's New

Learn about Core 23.5

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Deploy Core

Deploy VEN

Deploy the VEN software

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Upgrade Core

Learn Why and How

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Managed and Unmanaged

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Core Container Integration

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Guides for 19.1 and Earlier Releases

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Welcome to Illumio Core 23.5 documentation!

This documentation portal contains information about the Illumio Core 23.5.x releases.


Illumio Core 23.5.20 is available for Illumio Core On-Premises customers only. Illumio Core 23.5.0 is available for Illumio Core Cloud customers only.

For Illumio Core Cloud customers, your Illumio Core version depends on the version of the PCE running in your Cloud environment. If you're an Illumio Core Cloud customer, check which version of Illumio Core is running in your Cloud environment.

Product Versions Documented


Some components are compatible with more than one release of the PCE. For the complete list of Illumio Core components compatible with Core 23.5.x-PCE, see the Illumio Support portal (log in required).

This Illumio Core Documentation portal contains information for the following versions of the Illumio Core platform.

PCE: 23.5.1 (Cloud only) and 23.5.20 (On-Premises only)
VEN: 23.2.23 (LTS)
Core for Kubernetes: 5.1.2
C-VEN: 23.3.0
NEN: 2.6.10
FlowLink: 1.3.0

Standard versus LTS Releases

PCE 23.5.1 and PCE 23.5.20 are Standard releases. VEN 23.2.23 is an LTS release.

For information on Illumio software support for Standard and LTS releases, see Versions and Releases on the Illumio Support portal (log in required).

See, segment, secure workloads

Illumio Core delivers real-time visibility and micro-segmentation capabilities to give you the control needed to stop lateral movement in any data center and cloud.

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