[@johnhiler Member 16 years ago]

Sorry for the confusion – I just meant that Akismet is a plugin, so as long as the plugin is activated… it should do a decent job of filtering spam.

I dunno if the Human Test plugin works well with “login free posting”, but it has an option to add a math problem to the topic/post posting form:

https://bbpress.org/plugins/topic/human-test/