AWS Messaging Blog

In this post, we discuss and guide you in enhancing your email security by using VPC endpoints with Amazon SES to address critical security challenges faced by organizations sending sensitive communications. The solution demonstrates how to implement network-level controls through VPC endpoints, security groups, and IAM policies to restrict SMTP traffic to authorized networks while maintaining compliance with regulatory frameworks like HIPAA and GDPR.

In this post, we show how to implement message feedback for SMS one-time passwords (OTPs) using AWS End User Messaging to track delivery and conversion rates effectively. This approach provides first-party data for more accurate insights into message delivery and usage patterns compared to relying solely on third-party carrier delivery receipts.

In this post, we explore how to build a serverless alerting system that delivers Amazon CloudWatch alarms directly to WhatsApp using AWS End User Messaging Social. The solution addresses the limitations of traditional alerting mechanisms by using WhatsApp’s universal accessibility, rich media support, and high engagement rates to ensure critical infrastructure alerts reach teams through a familiar communication platform they already use daily.

In this post, we demonstrate how to set up custom email domains in Amazon Connect when using Microsoft 365 Exchange Online or Google Workspace as your email server. The solution enables organizations to maintain their existing email infrastructure while leveraging Amazon Connect’s email capabilities through Amazon SES integration, allowing customers to continue using familiar email addresses while providing enhanced customer service features.

In this post, we share how the AWS Communication Developer Services (CDS) team integrated an AWS End User Messaging Social WhatsApp channel with Amazon Bedrock to launch the AWS Summit Assistant Bot at the AWS Dubai Summit 2025, enhancing the experience of attendees in real-world applications.

In this post, we explore strategies for building resilient SMS architectures using AWS End User Messaging, discussing how to architect your SMS communications at the originator, account, and Regional levels to support high availability and seamless failover.

Introduction Do you need to send SMS across multiple AWS accounts? Or have you ever wanted to use the same specific 10DLC phone number or branded Sender ID across those accounts? Perhaps your development team needs to test an application in a sandbox account using a production-ready number, or you’re migrating a workload to a […]

In this post, you will learn about the newly released tenant management feature that helps customers manage individual tenant onboardings and manage their reputations in isolation. This feature helps organizations create and manage up to 10,000 isolated tenants within a single AWS account (which can be increased 300,000 on explicit request), each with independent configurations and reputation metrics. You will discover how these capabilities maintain email deliverability through automated tenant-level controls, real-time monitoring, and customizable sending policies.

In this post, we explore how Mail Manager can modernize your approach to outbound email management. We’ll dive into the various options available for controlling email flows and archiving all outgoing emails.

AT&T’s discontinuation of email-to-text and text-to-email services in Q2 2025 affects approximately 23,000 business customers who process over 1.2 billion messages annually. This blog post presents an AWS-based solution that maintains service continuity using Amazon SES, Lambda, S3, DynamoDB, and AWS End User Messaging.