Amazon Single Storage Service (or AWS S3 for short) is, simply put, a cloud storage. Part of Amazon Web Services, S3 offers a scalable object storage infrastructure with high availability, very low latency and over 99% SLA (Service-level Agreement) durability. This specific actions allows for downloading files from an S3 server.
FTP Download Alternatives
Weighing your options? Checkout these 2 alternatives that could help you accomplish your goal.
Short File Transfer Protocol (SFTP) provides more security than a regular File Transfer Protocol (FTP) by utilizing Secure Shell. Unlike FTPS, SFTP supports SSH key authentication and only requires a single port (22 by default) to be opened to get through the firewall. This specific actions allows for downloading files from a remote SFTP server.