Error in setting VNC password
qemu-system-x86_64 -enable-kvm -cpu host -smp 2 -m 2G
-drive file=/mnt/sdb1/QEMU/win2016.img,media=disk,if=virtio
-vnc :0,password=on
-monitor stdio
return: qemu-system-x86_64: -vnc :0,password=on: Cipher backend does not support DES algorithm
What is cipher?