CloudFront

• Content Delivery Network (CDN)
• improve read performance, content is cached at the edge
• popular with S3 but works with EC2, Load Balancing
• support RTMP Protocol (videos/media)

Step Functions

• visual workflow to orchestrate your Lambda functions
• represent flow as a JSON state machine
• features: sequence, parallel, conditions, timeouts, error handling...
• maximum execution time of 1 year

ACM (AWS Certificate Manager)

• to host public SSL cretificates in AWS:
  • Buy your own and upload them using the CLI
  • have ACM provision and renew public SSL certificate for you

Common pattern