Amazon SNS (Simple Notification Service) Using C# and Visual Studio

SNS (Amazon Simple Notification Services)
Amazon SNS (Amazon Simple Notification Services) is a notification service used to send the notifications to the subscribed endpoint or devices. It is provided as a part of Amazon Web Services. It provides a low-cost infrastructure for the mass delivery of messages, emails, notifications, etc.
Steps to Implementing Amazon SNS

Create topic – you will get the Topic ARN for which you have to send the notification or send the messages.

Link: https://dzone.com/articles/amazon-sns-simple-notification-service-using-visua