Ctrl+Shift+Eject.
to turn off the screen. To lock it, set your laptop to it to lock after 5 secs and then use the above.
to turn off the screen. To lock it, set your laptop to it to lock after 5 secs and then use the above.
I don't get why Apple doesn't implement a more explicit shortcut...maybe because most of their hardware is laptop and with laptops most people probably shut the screen which locks the mac automatically? Who knows!
Also, mouse hotcorners work.