EncFS tsari ne na kyauta (LGPL) na tushen FUSE. Yana ɓoye fayiloli a bayyane, ta amfani da kundin adireshi na sabani azaman ajiya don rufaffen fayilolin. Kundin kundayen adireshi biyu suna da hannu wajen hawan tsarin fayil na EncFS: tushen directory, da mountpoint. Kowane fayil a cikin tudu yana da takamaiman fayil a cikin kundin tushen da ya dace da shi. Fayil ɗin da ke cikin tudu yana ba da ra'ayi mara ɓoye na ɗaya a cikin kundin tushen. An rufaffen sunayen fayiloli a cikin kundin adireshin tushen. Ana rufaffen fayiloli ta amfani da maɓallin ƙara, wanda aka adana ko dai a ciki ko a wajen rufaffen kundin adireshin tushen. Ana amfani da kalmar sirri don warware wannan maɓalli.