(19)
(11) EP 1 273 125 A2

(12)

(88) Date of publication A3:
14.03.2002

(43) Date of publication:
08.01.2003 Bulletin 2003/02

(21) Application number: 01928518.8

(22) Date of filing: 12.04.2001
(51) International Patent Classification (IPC)7: H04L 9/00, H04L 9/30
(86) International application number:
PCT/US0112/157
(87) International publication number:
WO 0107/8491 (25.10.2001 Gazette 2001/43)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 14.04.2000 US 549446

(71) Applicant: PostX Corporation
Cupertino, CA 95014 (US)

(72) Inventors:
  • VENKATRAMAN, Rajamadam, C.
    San Jose, CA 95129 (US)
  • SAHASRABAUDDHE, Unmesh
    Palo Alto, CA 94301 (US)
  • SHORT, Steven
    San Jose, CA 95136 (US)
  • WARTY, Ashish
    San Jose, CA 95132 (US)

(74) Representative: Flint, Adam 
W.H. Beck, Greener & Co.,7 Stone Buildings,Lincoln's Inn
London WC2A 3SZ
London WC2A 3SZ (GB)

   


(54) SYSTEMS AND METHODS FOR ENCRYPTING/DECRYPTING DATA USING A BROKER AGENT