AWS Security ChangesHomeSearch

AWS directoryservice documentation change

Service: directoryservice · 2026-06-19 · Documentation low

File: directoryservice/latest/admin-guide/ms_ad_tutorial_setup_trust_prepare_mad.md

Summary

Added IPv6 CIDR notation example in security group destination configuration.

Security assessment

Purely technical update for IPv6 support without security implications or vulnerability references.

Diff

diff --git a/directoryservice/latest/admin-guide/ms_ad_tutorial_setup_trust_prepare_mad.md b/directoryservice/latest/admin-guide/ms_ad_tutorial_setup_trust_prepare_mad.md
index 710d640a0..5304d3cb1 100644
--- a//directoryservice/latest/admin-guide/ms_ad_tutorial_setup_trust_prepare_mad.md
+++ b//directoryservice/latest/admin-guide/ms_ad_tutorial_setup_trust_prepare_mad.md
@@ -77 +77 @@ These are the minimum ports that are needed to be able to connect the VPC and se
-     * **Destination** determines the traffic that can leave your domain controllers and where it can go. Specify a single IP address or an IP address range in CIDR notation (for example, 203.0.113.5/32). You can also specify the name or ID of another security group in the same Region. For more information, see [Understand your directory's AWS security group configuration and use](./ms_ad_best_practices.html#understandsecuritygroup).
+     * **Destination** determines the traffic that can leave your domain controllers and where it can go. Specify a single IP address or an IP address range in CIDR notation (for example, 203.0.113.5/32 for IPv4 or 2001:db8::/32 for IPv6). You can also specify the name or ID of another security group in the same Region. For more information, see [Understand your directory's AWS security group configuration and use](./ms_ad_best_practices.html#understandsecuritygroup).