For anyone who doesn't know what F00D is.
It's the processor responsible for the storing
and handling of security keys.
F00D = lv0 which is the endgame stuff needed for
full custom firmware and PSN access. (Henkaku = lv2)
消息來源
https://www.reddit.com/r/vitahacks/comments/5rdaxq/first_public_f00d_hack/
LV0權限有了
表示CFW、PSN、363的遊戲dump都可以達成