Even the untrained teenagers in the Thug Shaker room describe the leaker as a narcissist ginned up by conspiracy theories. He would have been an easy mark for any spooks who IDed him.
Bear-Versus-Pig on the Thug Shaker But Not a Fascist Recruiting Site - emptywheel
It's something like 34 paragraphs deep into this WaPo report on how a bunch of documents got shared on a Discord server named "Thug Shaker" before WaPo reveals there was another name for the specific room in which someone who works on a military base shared classified information: bear-vs-pig, an allusion to Russia's invasion of Ukraine.