On: Hackers can fake radio signals to 'hijack' aircraf...

[jimktrains2]

I'm still at anloss as to why you think serial numbers matter.

[logfromblammo → jimktrains2]

They don't matter. It's a belief among the commoners that criminals can be traced by performing magical CSI rituals over the serial numbers. So if you are building a plausible parallel construction, you might say you traced the serial numbers.