At my previous job, I trolled a bad actor until they were so frazzled they mistakenly tried to hijack network resources from the us air force, resulting in immediate response.
(quoted text attributed to "the researchers" in mine)
https://arstechnica.com/information-technology/2018/12/how-3ves-bgp-hijackers-eluded-the-internet-and-made-29m/