AWS Security ChangesHomeSearch

AWS rtb-fabric documentation change

Service: rtb-fabric · 2026-05-22 · Documentation medium

File: rtb-fabric/latest/userguide/managed-endpoints.md

Summary

Added domain allowlisting requirement note and changed 'DNS name' to 'domain name' for TLS certificate validation

Security assessment

Introduces new security documentation about mandatory domain allowlisting process to prevent unauthorized endpoints. This enhances security controls but doesn't address a specific known vulnerability.

Diff

diff --git a/rtb-fabric/latest/userguide/managed-endpoints.md b/rtb-fabric/latest/userguide/managed-endpoints.md
index fc1a916e1..5bb774a21 100644
--- a//rtb-fabric/latest/userguide/managed-endpoints.md
+++ b//rtb-fabric/latest/userguide/managed-endpoints.md
@@ -220,0 +221,4 @@ The `aws-auth` ConfigMap method is deprecated for EKS clusters that use the EKS
+###### Note
+
+The domain name must be allowlisted by the RTB Fabric team for your account before you can create your responder gateway. Contact customer support for allowlisting process.
+
@@ -227 +231 @@ RTB Fabric can terminate the TLS connection from the requester on your behalf an
-  * **DNS name allowlisting** – You must provide RTB Fabric with a DNS name that matches the SAN of the TLS certificate from each bidder host. The DNS name must be allowlisted by the RTB Fabric team for your account before you can create your RTB application.
+  * **Domain name allowlisting** – You must provide RTB Fabric with a domain name that matches the SAN of the TLS certificate from each bidder host.