Already being discussed here:
https://www.pprune.org/jet-blast/621...g-systems.html
Bunch of clever folk wire up a combination of hardware and flight sim software to show components of an ILS signal can be distorted in a lab setting. If I remember my history correctly I think some British scientists showed "beam bending" could be done in the real world way back in the 1940's so I'm not sure ILS's are any more or less safe than they were last week/month/year/decade......