Method of making recoverable smart card transactions, a method of recovering such a transaction, as well as a smart card allowing recoverable transactions

摘要

The invention provides a method of recovering and thus possibly completing interrupted smart card transactions. To this end, a smart card (1) according to the invention stores a first (CRP) and a second pointer (NRP), the second pointer (NRP) being used to indicate an update of the first pointer (CRP). In the case of an interruption of a smart card transaction, these pointers may be used to indicate whether a change of a card balance has taken place.