"Creating a CloudWatch Billing Alarm with SNS Notifications in AWS: A Step-by-Step Guide"

Step-1: Create a Cloudwatch Billing Alarm.

Log in to your AWS Management Console and navigate to the CloudWatch dashboard.

Click on the "Billing " tab in the left sidebar menu, and then click "Create Alarm".

In the "Create Alarm" wizard, choose "Total Estimated Charge" as the metric to monitor and select the appropriate time range.

Set the threshold value that you want to trigger the alarm, and choose the action to take when the threshold is crossed.

Select an existing SNS topic OR select Create a new topic.

Before you select an SNS topic let's Create an SNS topic beforehand.

Step-2: Create An SNS (Simple Notification Service).

Go to the SNS dashboard

Create a topic

Select the type FIFO and provide - name and display name

Topic is created. Now, we add a subscription

Select the topic and in protocol select the email and in the endpoint add - the email and Select Next.

Subscription Status show pending - go to your email and you will receive a confirmation mail.

Give email confirmation

And Again Go to Cloudwatch and select SNS topic and Next

Add alarm name and Choose the appropriate message format

And Create Alarm

That's it! With this guide, you can easily create a CloudWatch billing alarm and configure SNS notifications in AWS, providing you with real-time alerts and notifications for your billing activity.

Thank you for taking the time to read my blog! I hope you found the information helpful and informative.