Internetwork traffic privacy for Amazon IoT SiteWise
Connections between Amazon IoT SiteWise and on-premises applications, such as SiteWise Edge gateways, are secured over Transport Layer Security (TLS) connections. For more information, see Data encryption in transit for Amazon IoT SiteWise.
Amazon IoT SiteWise doesn't support connections between Amazon Regions, connections between Availability Zones within a Region, or connections between Amazon accounts.