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(11)

EP 2 255 318 A1

(12)

(43) Date of publication: 01.12.2010 Bulletin 2010/48 (21) Application number: 08712877.3 (22) Date of filing: 13.02.2008

(51) International Patent Classification (IPC):  G06F 21/22(2006.01) H04L 9/32(2006.01) (86) International application number: PCT/SG2008/000052 (87) International publication number: WO 2009/102279 (20.08.2009 Gazette 2009/34)

(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 (71) Applicant: Chng, Weng Wah Singapore 268713 (SG)	(72) Inventor: Chng, Weng Wah Singapore 268713 (SG) (74) Representative: Dieckhoff, Beate  Jostarndt Patentanwalts-AG Brüsseler Ring 51 D-52074 Aachen D-52074 Aachen (DE)