A. Modify the pg_hba.conf file. Add the required corporate network IPs and remove the unwanted IPs.
B. Modify the associated security group. Add the required corporate network IPs and remove the unwanted IPs. Most Voted
C. Move the DB instance to a private subnet using AWS DMS.
D. Enable VPC peering between the application host running on the corporate network and the VPC associated with the DB instance.
E. Disable the publicly accessible setting. Most Voted
F. Connect to the DB instance using private IPs and a VPN. Most Voted

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