(19)
(11) EP 2 150 917 A1

(12)

(43) Date of publication:
10.02.2010 Bulletin 2010/06

(21) Application number: 08759593.0

(22) Date of filing: 14.05.2008
(51) International Patent Classification (IPC): 
G06F 21/22(2006.01)
 H04L 9/08(2006.01)
(86) International application number:
PCT/EP2008/055912
(87) International publication number:
WO 2008/141992 (27.11.2008 Gazette 2008/48)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated Extension States:
AL BA MK RS

(30) Priority: 23.05.2007 CN 200710107636

(71) Applicant: Siemens Aktiengesellschaft
80333 München (DE)

(72) Inventors:
  • TANG, Wen
    Beijing 100102 (CN)
  • HU, Jian Jun
    Beijing 100102 (CN)

   


(54) METHOD AND APPARATUS FOR ENCRYPTING AND DECRYPTING SOFTWARE