Winbox 3RC12 connecting to ROS 5.26 -> no secure mode

Hi,

with WinBox 3RC12 I can connect to a device using ROS 5.26, but secure mode does not work.
Connecting to a ROS 6.30.1 device, I get a secured connection.

Of course I checked “secure mode” in WinBox.

Anyone else experiencing this?

Ape