zlefgram

There are collaborative filtering apps that come as a replacement for your phone's native phone app. Works well.

Next level approach would be to plug in a LLM with voice synthesis and make the scammers waste time and money.

You only need a few seconds. If you can access whatsapp shared filed of the victim this may be enough.

https://nuforc.org/ (recommended by the FAA)

https://nuforc.org/?s=pilot

https://nuforc.org/post240313/

>The NUFORC Data Bank has been updated with 298 new reports, received over the last month. We have highlighted below 28 of the most interesting ones, principally those submitted by airline pilots and other cockpit crew members