Patent · US Active

Portable data carrier featuring secure data processing

US8983072B2 · kind B2 · utility

0Cited by

9References

28Claims

0Family size

Assignee

GIESECKE & DEVRIENT GMBH · DE

Inventor

Michael Baldischweiler · Munich, DE

Key dates

Filing date	May 11, 2006
Grant date	Mar 17, 2015
Priority date	—
Expiry date	Apr 2, 2031

Classification

Technology area (CPC G)Physics
CPC primaryG07F7/1016
WIPO fieldControl
WIPO sectorInstruments

Abstract

Disclosed is a method for securely processing data in a portable data carrier. Said method is characterized by the following steps: a) the data to be processed is requested; b) the data to be processed is encoded; c) the encoded data is temporarily stored in a buffer storage zone of the data carrier; d) the temporarily stored, encoded data is decoded by means of a decoding key; and e) the decoded data is processed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.