(19)
(11) EP 1 038 371 A1

(12)

(43) Date of publication:
27.09.2000 Bulletin 2000/39

(21) Application number: 98965973.5

(22) Date of filing: 04.12.1998
(51) International Patent Classification (IPC)7H04L 9/30
(86) International application number:
PCT/US9825/824
(87) International publication number:
WO 9930/458 (17.06.1999 Gazette 1999/24)
(84) Designated Contracting States:
AT CH DE DK ES FI FR GB IT LI LU SE

(30) Priority: 05.12.1997 US 69314 P

(71) Applicants:
  • Secured Information Technology, Inc.
    Los Angeles, CA 90036 (US)
  • STATE OF OREGON BY AND THROUGH THE OREGON STATE BOARD OF HIGHER EDUCATION ON BEHALF OF OREGON STATE UNIVERSITY
    Corvallis,Oregon 97331-2140 (US)

(72) Inventors:
  • KOC, Cetin, Kaya
    Corvallis, OR 97330 (US)
  • BEAHAN, John, J., Jr.
    Pasadena, CA 91106 (US)
  • SADEGHI, Behzad
    Pasadena, CA 91106 (US)

(74) Representative: Howden, Christopher Andrew 
FORRESTER & BOEHMERTFranz-Joseph-Strasse 38
80801 München
80801 München (DE)

   


(54) TRANSFORMATION METHODS FOR OPTIMIZING ELLIPTIC CURVE CRYPTOGRAPHIC COMPUTATIONS