SHOW THE VM DISK ENCRYPTION:
get-azvm |?{$_.powerstate -eq "vm running" -and $_.StorageProfile.OsDisk.OsType -eq "Windows" -and $_.name -like "foo*"}
get-azvm |select -exp StorageProfile
get-azvm |select -exp StorageProfile |select -exp OsDisk |select EncryptionSettings
get-azvm |select name,{$_.StorageProfile.osdisk.ostype},{$_.StorageProfile.osdisk.name},{$_.StorageProfile.osdisk.EncryptionSettings}