Unix, passwords, etc...

1,200 XP

Solved by 16 users:

axaroth,  Battleguard,  blackaura,  BlueCode,  brianm,  dietmar,  frecarl92,  Gaben007,  jajce,  Jinx,  KitKett,  kmate,  sbr2015,  sitnikov,  SlipOne,  szabto,