https://www.theatlantic.com/technology/archive/2020/07/american-boogaloo-meme-or-terrorist-movement/613843/

"But 4chan occupies a unique place on the social web, distinct from more mainstream sites. If 4chan’s history is any indication, it’s extremely likely that some portion of these social-media users and posters on /k/ are federal agents. Having interviewed many young men who ran chan-style sites, I know that state security agencies knock on their doors early and often and ask for comprehensive records. On 8chan, many posts were automatically logged for federal agencies issuing subpoenas in a data-collection system nicknamed “Sunshine.” (8chan was taken offline last summer and replaced by a site called 8kun.) When chan radicals are caught and prosecuted, court documents often reveal police “honeypots,” meant to tempt extremists into unwittingly plotting crimes with undercover agents."