Writing

Engineering·November 7, 2026·2 min read

When a robotics node starts, I don't want "the process launched" to be confused with "the robot is ready to move." The ROS 2 managed-node design makes this difference explicit with lifecycle states. That's a be

Engineering·November 7, 2026·2 min read

I traced Stuxnet as a boundary-crossing problem: from Windows software into industrial control commands. Calling it sophisticated Windows malware misses the physical-system risk. The attack path targeted software used to supervise and program indust

Engineering·November 7, 2026·2 min read

In my analysis of Mirai, the failure starts with a simple hardware assumption: devices that ship with weak or default remote-management credentials will eventually be found by automated scanners. In 2016, many cameras, recorders and routers were ex