Computer system and data storage method

摘要

The computer system has a reader for a portable data medium for reading a key and a pointer of the data medium. The data is coded with a second key. The data coded with the second key is dispatched to a first server, and a second pointer is received of the first server as answer to the coded data (112). The second key and the second pointer are coded with the first key. The first key and the coded second key and the second pointer (136) are sent to a second server for storage in one by the first pointer identified storage area of the second server. The portable data medium is a smart card. An independent claim is included for a method.