A company manages hundreds of AWS accounts centrally in an organization in AWS Organizations.

Set the S3 access point resource policy to deny the s3 CreateAccessPoint action unless the s3: AccessPointNetworkOngm condition key evaluates to VPC.

Create an SCP at the root level in the organization to deny the s3 CreateAccessPoint action unless the s3 AccessPomtNetworkOngin condition key evaluates to VPC.

Use AWS CloudFormation StackSets to create a new 1AM policy in each AVVS account that allows the s3: CreateAccessPoint action only if the s3 AccessPointNetworkOrigin condition key evaluates to VPC.

Set the S3 bucket policy to deny the s3: CreateAccessPoint action unless the s3AccessPointNetworkOrigin condition key evaluates to VPC.