"Know Your Enemy" is a song by American rock band Rage Against the Machine. It features Tool vocalist Maynard James Keenan on vocals during the bridge section, and Jane's Addiction drummer Stephen Perkins playing additional percussion.[2] Allmusic describes the song as "immediately memorable" and "surprisingly straightforward" while music critic Joel McIver cited it as "a standout track" of the album.[3][4] "Know Your Enemy" had received significant radio airplay by 1993, despite never being released as an official single.