EP 1631873 A1 20060308 - METHOD FOR GENERATING AND VERIFYING AN ORIGINALITY CHARACTERISTIC OF A DOCUMENT
Title (en)
METHOD FOR GENERATING AND VERIFYING AN ORIGINALITY CHARACTERISTIC OF A DOCUMENT
Title (de)
VERFAHREN ZUR GENERIERUNG SOWIE VERIFIZIERUNG EINES ORIGINALITÄTSMERKMALS EINES DOKUMENTS
Title (fr)
PROCEDE DE PRODUCTION ET DE VERIFICATION D'UNE CARACTERISTIQUE D'AUTHENTICITE D'UN DOCUMENT
Publication
Application
Priority
- AT 2004000198 W 20040609
- AT 8952003 A 20030610
Abstract (en)
[origin: WO2004109479A1] The invention relates to a method for the electronically controlled generation of a graphic signature (3) for a document (1, 2), and to a method for the electronically controlled verification of the originality of a document (1, 2) in a data processing system (5). A data record characteristic of an electronic document (1) stored in the memory (6) is determined from said document, and a graphic signature (3) associated with the document (1) is created on the basis of the characteristic data record. The invention also relates to a data processing system, and to a computer program for carrying out the method.
IPC 1-7
IPC 8 full level
G06F 21/00 (2006.01); G06F 21/62 (2013.01); G06F 21/64 (2013.01); G07D 7/00 (2006.01); G07F 7/10 (2006.01); H04N 1/00 (2006.01); H04N 1/32 (2006.01)
CPC (source: EP)
G06F 21/6209 (2013.01); G06F 21/64 (2013.01); G06Q 20/341 (2013.01); G06Q 20/40145 (2013.01); G07D 7/004 (2013.01); G07F 7/1008 (2013.01); H04N 1/32144 (2013.01); H04N 2201/3235 (2013.01); H04N 2201/3236 (2013.01); H04N 2201/3271 (2013.01)
Citation (search report)
See references of WO 2004109479A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
WO 2004109479 A1 20041216; WO 2004109479 A8 20050324; EP 1631873 A1 20060308
DOCDB simple family (application)
AT 2004000198 W 20040609; EP 04736368 A 20040609