Dual Interface Smart Cards

TCOS 3.0 min, NetKey 3.0 Einzelsignatur and IDKey Einzelsignatur [Einzelsignatur = single signature] are available as purely with contacts or as so-called Dual Interface Smart Cards. Dual Interface Smart Cards contain a radio antenna in the plastic of the card body and enable the contactless operation of complete TCOS operating systems via the “air interface” in accordance with ISO 14443ISO/IEC 14443 Identification cards -- Contactless integrated circuit cards -- Proximity cards is an international standard that defines proximity cards used for identification, and the transmission protocols for communicating with it..


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