▁about ▁the ▁potential ▁of ▁encrypted ▁messages ▁as ▁actual ▁financial ▁instruments . ▁ ▁As ▁part ▁of ▁a ▁business ▁model , ▁Fin an cial ▁crypt ography ▁followed ▁the ▁guide ▁of ▁crypt ography ▁and ▁only ▁the ▁simplest ▁ideas ▁were ▁adopted . ▁ ▁Account ▁money ▁systems ▁protected ▁by ▁SSL ▁such ▁as ▁Pay Pal ▁and ▁e - g old ▁were ▁relatively ▁successful , ▁but ▁more ▁innov ative ▁mechan isms , ▁including ▁blind ed ▁token ▁money , ▁were ▁not . ▁ ▁Associ ations ▁Fin an cial ▁crypt ography ▁is ▁to ▁some ▁extent ▁organized ▁around ▁the ▁annual ▁meeting ▁of ▁the ▁International ▁Fin an cial ▁C rypt ography ▁Association , ▁which ▁is ▁held ▁each ▁year ▁in ▁a ▁different ▁location . ▁ ▁See ▁also ▁ ▁Autom ated ▁tell er ▁machines ▁( AT M ) ▁ ▁Bit co in ▁ ▁Block chain ▁▁ ▁C rypt oe conom ics ▁ ▁Digital ▁currency ▁ ▁Mon ero ▁( c rypt oc urrency ) ▁ ▁Point - of - s ale ▁( POS ) ▁ ▁Hard ware ▁security ▁modules ▁( HS M ) ▁ ▁Pay ment ▁system ▁ ▁Sm art ▁contract s ▁ ▁Econom ics ▁of ▁security ▁ ▁Bil ater al ▁key ▁exchange ▁ ▁References ▁ ▁External ▁links ▁▁▁ ▁International ▁Fin an cial ▁C rypt ography ▁Association ▁ ▁F inc rypt ▁web log ▁ ▁Fin an cial ▁C rypt ography ▁web log ▁ ▁Bit co in ▁white paper ▁▁▁ ▁Category : B ank ing ▁technology ▁Category : C rypt oc urr encies <0x0A> </s> ▁O mar ▁Ab del ▁Az iz ▁( born ▁September ▁ 1 1 ,