公开(公告)号：EP1386445A1

公开(公告)日：2004-02-04

申请号：EP02723784.1

申请日：2002-04-05

Applicant: SAP Aktiengesellschaft

Inventor： WINKLER, Steven, Thomas ,  FRIEDRICH, Michael, Andreas ,  RISCH, Armin

IPC: H04L9/32

CPC classification number: H04L9/3247 ,  G06F21/645 ,  G06Q20/382 ,  H04L2209/56 ,  H04L2209/68

Abstract: A security service (45) for an electronic marketplace (20) that permits members (10) of the marketplace (20) to use any signing service (61-63) to attach electronic signatures (10) to documents resident (31) on the marketplace (20) regardless of format differences (12) between the member's internal computer system (11) and the electronic marketplace (20).