tptacek mentioned in some other comments that Matasano runs ongoing "Capture-the-flag" contests/games (such as [1]) that basically self-selects interested and i

tptacek mentioned in some other comments that Matasano runs ongoing "Capture-the-flag" contests/games (such as [1]) that basically self-selects interested and interesting candidates for them. [1] https://microcorruption.com/login https://microcorruption.com/login