▁off sh oot ▁of ▁W U - F TP D , ▁which ▁saw ▁feature ▁improvements ▁made ▁into ▁the ▁code . ▁The ▁last ▁known ▁release ▁of ▁that ▁software ▁was ▁ 1 . 3 . 4 ▁before ▁it ▁was ▁merged ▁back ▁into ▁the ▁W U - F TP D ▁code base ▁yield ing ▁w u - ft pd - 2 . 6 . 0 ▁as ▁a ▁result . ▁B ero F TP D ▁development ▁then ▁ceased . ▁ ▁Up ▁until ▁the ▁early ▁ 2 0 0 0 s , ▁it ▁was ▁the ▁most ▁common ▁F TP ▁server ▁software ▁in ▁use , ▁though ▁its ▁use ▁has ▁less ened ▁in ▁recent ▁years ▁due ▁to ▁avail ability ▁of ▁more ▁feature - rich ▁and ▁easier - to - configure ▁software , ▁and ▁primarily ▁due ▁to ▁its ▁perce ived ▁lack ▁of ▁security ▁and ▁the ▁perce ived ▁complexity ▁of ▁the ▁source ▁code . ▁In ▁ 2 0 0 1 , ▁for ▁example , ▁the ▁R amen ▁w orm ▁used ▁W U - F TP D ▁as ▁one ▁of ▁the ▁possible ▁intr usion ▁mechan isms . ▁ ▁See ▁also ▁▁ ▁List ▁of ▁F TP ▁server ▁software ▁ ▁References ▁ ▁External ▁links ▁▁ ▁W U - F TP D ▁Development ▁Group ▁ ▁Arch ived ▁copy ▁of ▁the ▁def unct ▁W U - F TP D ▁Development ▁Group ▁website ▁page ▁ ▁W U - F TP D ▁CC ▁P atch ▁series ▁ ▁Category : F TP ▁server ▁software ▁Category : Free ▁file ▁transfer ▁software ▁Category : Free ▁server ▁software <0x0A> </s> ▁Ass ass in