(19)
(11) EP 0 958 671 A1

(12)

(43) Date of publication:
24.11.1999 Bulletin 1999/47

(21) Application number: 98907364.0

(22) Date of filing: 04.02.1998
(51) International Patent Classification (IPC): 
G09C 1/ 00( . )
H04L 9/ 32( . )
H04L 9/ 10( . )
(86) International application number:
PCT/US1998/002086
(87) International publication number:
WO 1998/035467 (13.08.1998 Gazette 1998/32)
(84) Designated Contracting States:
DE FR GB IT SE

(30) Priority: 07.02.1997 US 19970036925

(71) Applicant: Telcordia Technologies, Inc.
Morristown, NJ 07960 (US)

(72) Inventors:
  • BONEH, Dan
    Chatham, NJ 07928 (US)
  • DE MILLO, Richard, A.
    Morristown, NJ 07960 (US)
  • LIPTON, Richard, J.
    Lawrenceville, NJ 08888 (US)

(74) Representative: Des Termes, Monique, et al 
c/o Société de Protection des Inventions 3, rue du Docteur Lanceraux
75008 Paris
75008 Paris (FR)

   


(54) A METHOD OF USING TRANSIENT FAULTS TO VERIFY THE SECURITY OF A CRYPTOSYSTEM