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AWS eventbridge: Clarify partner event sources use Custom Event Bus - Classic

Service: eventbridge · 2026-09-27 · Documentation low

File: eventbridge/latest/userguide/eb-saas.md

Summary

Rewords the SaaS partner event source instructions to reference 'Custom Event Bus - Classic' and adds a note pointing to event sources for a Custom Event Bus.

Security assessment

Terminology/scope clarification for partner event sources; no security control or vulnerability addressed.

Evidence

To receive events from SaaS partner applications and services, you need a _partner event source_ from the partner. A partner event source is a resource created by a partner that you can then accept as an event source. To accept the partner event source, you create a Custom Event Bus - Classic and match it to the partner event source.

Diff

diff --git a/eventbridge/latest/userguide/eb-saas.md b/eventbridge/latest/userguide/eb-saas.md
index a7846b614..c48a3b3e0 100644
--- a//eventbridge/latest/userguide/eb-saas.md
+++ b//eventbridge/latest/userguide/eb-saas.md
@@ -11 +11,5 @@ Supported SaaS partner integrationsReceive SaaS events
-To receive events from SaaS partner applications and services, you need a _partner event source_ from the partner. A partner event source is a resource created by a partner that you can then accept as an event source. To accept the partner event source, you create a custom event bus and match it to the partner event source.
+To receive events from SaaS partner applications and services, you need a _partner event source_ from the partner. A partner event source is a resource created by a partner that you can then accept as an event source. To accept the partner event source, you create a Custom Event Bus - Classic and match it to the partner event source.
+
+###### Note
+
+To receive partner events on a Custom Event Bus, create an event source that names the partner event source as its origin; the partner integration on this page stays the same. See [Event sources for a Custom Event Bus](./eb-custom-bus-event-sources.html).