Set up a networking account in AWS, create a private VPC within this account, and establish an AWS Direct Connect connection using a private VIF to link the on-premises environment with the private VPC.

Set up a networking account in AWS, create a private VPC within this account, and establish an AWS Direct Connect connection using a public VIF to link the on-premises environment with the private VPC.

In the networking account, create an Amazon S3 interface endpoint to facilitate secure data transfer.

In the networking account, create an Amazon S3 gateway endpoint to facilitate secure data transfer.

Set up a networking account in AWS, create a private VPC within this account, and peer this VPC with the VPCs in the accounts hosting the S3 buckets to enable private data transfer.