Hello @mgcasas!

To enable private access from a Serverless Workspace to an S3 bucket in the same region, you can use an AWS Gateway Endpoint. Specifically, create an S3 Gateway Endpoint in your AWS VPC to allow direct and secure connectivity without routing traffic over the public internet.

For more details: https://docs.databricks.com/aws/en/security/network/serverless-network-security/serverless-firewall#...
https://docs.aws.amazon.com/vpc/latest/privatelink/vpc-endpoints-s3.html