VPN Encryption is disabled for Azure Virtual WAN. This can have an impact on the confidentiality of the data.
The console UI doesn't have the same option to disable VPN encryption, however if it is disabled in Terraform, follow the steps below to remediate.
In Terraform -
References:
https://learn.microsoft.com/en-us/azure/virtual-wan/
https://registry.terraform.io/providers/hashicorp/azurerm/latest/docs/resources/virtual_wan#disable_vpn_encryption