Encrypted EFS File System with New Subnets, Mount Targets and an EFS Access Point

This template creates an Amazon EFS file system with EFS Standard storage classes, maxIO performance mode, lifecycle management and Intelligent Tiering enabled, encrypted at rest, automatic daily backups enabled, a file system policy granting read-only access to the EfsReadOnly IAM role, mount targets in three Availability Zones, and an access point providing an application-specific entry point to the file system.