https://forum.qt.io/topic/118378/security-policy-with-qdbusserver
Security policy with QDBusServer | Qt Forum
security policyqtforum
https://doc.qt.io/qt-6.5/qdbusserver.html
QDBusServer Class | Qt D-Bus 6.5.12
The QDBusServer class provides peer-to-peer communication between processes on the same computer.
d busclassqt