This is probably in the realm of "if you're subject to this level of attack you have bigger problems", but, I wonder if it would be possible to laser drill afte

This is probably in the realm of "if you're subject to this level of attack you have bigger problems", but, I wonder if it would be possible to laser drill after-the-fact micro vias through the PCB to get at all the BGA pads with absurdly small probes.