A cewar ƙamus na Turanci na yau da kullun, kalmar "cryptologist" tana nufin mutumin da ya yi nazari ko kuma yayi aiki da cryptography. Cryptography shine al'adar canza bayanai zuwa lamba ko sifa don amintar da shi daga shiga ko amfani mara izini. Mai ilimin kintinkiri na iya shiga cikin ƙirƙira, nazari, ko karya lambobi da maƙasudi don dalilai daban-daban, kamar tsaro na sadarwa, kariyar bayanai, da dawo da bayanai. Masu ilimin kireditologists galibi suna aiki a fannoni kamar kimiyyar kwamfuta, lissafi, fasahar bayanai, da tsaron ƙasa.