All 7 AWS Certificate Manager (ACM) questions
More in AWS Certificate Manager (ACM)
How does domain validation work when requesting a certificate through ACM? How does ACM handle automatic certificate renewal, and what is required to keep this working smoothly? Can ACM certificates be used with resources outside of AWS managed services, such as on an EC2 instance running your own web server? How does using a certificate with a CloudFront distribution differ in terms of region requirements compared to other services? What is AWS Certificate Manager Private Certificate Authority, and when would an organization use it instead of public certificates? How should an organization design its certificate management strategy across multiple AWS accounts and regions?
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AWS › AWS Certificate Manager (ACM)

What is AWS Certificate Manager and why is it important for securing web applications?

Beginner

Answer

AWS Certificate Manager, or ACM, is a service that lets you easily provision, manage, and deploy free public SSL and TLS certificates for use with AWS services like CloudFront, Elastic Load Balancing, and API Gateway, enabling encrypted HTTPS connections for your applications without needing to manually purchase, install, or renew certificates yourself.
aws acm request-certificate --domain-name example.com --validation-method DNS
Real-world example A company launching a new website requests a free SSL certificate through ACM and attaches it to its Application Load Balancer, enabling secure HTTPS connections for all visitors without paying for or manually managing a certificate.

Common follow-ups: Are ACM certificates free for all use cases?;Which AWS services can directly use an ACM certificate?

Amazon Route 53 & DNS Management;Elastic Load Balancing (ALB NLB & CLB)
All 7 AWS Certificate Manager (ACM) questions