You can enable the virtual machine encryption for an already replicated VM.
Procedure
- Recover the virtual machine.
- Stop the replication.
- Encrypt the disk on the source site.
- Encrypt the disk of the recovered virtual machine on the target site.
- Unregister the recovered virtual machine on the target site, but do not delete the disks.
- Configure a replication by using the disks of the recovered virtual machine as seeds.