What is Microsegmentation?

Microsegmentation is a network security technique that enforces granular, workload-level access controls within and across data centers and clouds to limit lateral movement and constrain communication to explicitly authorized flows. Expanded Explanation 1. Technical Function and Core Characteristics Microsegmentation implements fine-grained security policies around individual workloads, application components, or small groups of assets instead of broad network zones. It uses software-based

How widely is Microsegmentation used?

30 organizations in our directory are tagged Microsegmentation, referenced across 17 articles and 1 open source project.

What is Microsegmentation most closely associated with?

Microsegmentation is most closely associated with Cybersecurity and Network Operator.

Microsegmentation

Last updated August 24, 2026

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What we add

Graph

A glossary entry defines a term and stops there. It doesn't show where the term is actually being used or written about. We track and link every article that covers it.

NewsArticle Illumio Inc. named Leader and “Customer Favorite” in Forrester Wave BlogPosting Proofpoint and vendors add AI security telemetry - Week of May 25, 2026 BlogPosting Claude Compliance API integrations expand AI governance and security - Week of May 25, 2026 and 9 more on this page

Counted facts

A dictionary definition doesn't say how often a term is actually used. This counts it across the graph -- articles that mention it, open source projects tagged with it, and the organizations tagged with it, listed here alongside the count. A term has no peer companies, and nothing here claims otherwise.

Articles mentioning this entity 17 Open source projects 1 Organizations tagged 30 Organizations AccuKnox, Aporeto, Appgate, Catbird Security, Cloudburst9 LLC, CloudFence, Cloudvisory, Drawbridge Networks, Edgewise Networks, Elisity, Exium, Illumio, InsidePacket, Interlock, Isovalent, Manifold Security, NetFoundry, Neuvector, North Pole Security, Ockam Related terms Related terms (co-occurring topics)

The person who sent this agent gets an answer they can act on

Somebody dispatched this agent to evaluate Microsegmentation for a real decision: a shortlist, a vendor comparison, a purchase. "Microsegmentation makes X" isn't something they can act on; they need to know the claim is real and where it came from. Follow one enriched link from Act 2 and see what the agent can actually hand back to them:

The record DefinedTerm Microsegmentation
One of its 12 linked records NewsArticle Illumio Inc. named Leader and “Customer Favorite” in Forrester Wave https://decisioninsights.ai/illumio-inc.-named-leader-and-customer-favorite-in-forrester-wave/
The primary source CreativeWork globenewswire.com https://www.globenewswire.com/news-release/2026/08/18/3346975/0/en/illumio-named-a-leader-and-a-customer-favorite-in-microsegmentation-by-leading-independent-research-firm.html

Our summary is written by Decision Insights Record. The source keeps its own byline. Both are in the JSON.