If they're not autonomous they can be jammed. Given the amount of drone warfare that has been going on I would consider jamming likely. Also, humans controlli

If they're not autonomous they can be jammed. Given the amount of drone warfare that has been going on I would consider jamming likely. Also, humans controlling them means a lot of data flying back and forth. IP, bearing, search pattern and image recognition have been around in the world of anti-ship missiles for quite a while.