Most BGP peers have router filters in place. It's not 1996 anymore. I remember the days of logging into a Cisco connected to a Sprint T1 and seeing a coworker had fat fingered a spammer's route, sending it to null0. Oops. How did that happen?
Considering the routing table size has been increasing and IPv6 need anyone shouldn't be running global routing with gear not supporting RPKI any more, the routing polices and announcing those RIR they operate.
https://en.wikipedia.org/wiki/Resource_Public_Key_Infrastruc...
The radio towers we used to access to obtain the accounting data (CDRs) all had the same very weak password.