ClassID:

191316

G06F2207/7261 - CPC Classification

Classification description:

Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled; Indexing scheme relating to groups -; Countermeasures against side channel or fault attacks Uniform execution, e.g. avoiding jumps, or using formulae with the same power profile

Recent Application in this class:
#1
20200266986
2020-08-20

Systems and methods for operating secure elliptic curve cryptosystems

#2
20180101362
2018-04-12

Cryptographic processing method comprising multiplication of a point of an elliptic curve by a scalar

#3
20180062844
2018-03-01

Systems and methods for operating secure elliptic curve cryptosystems

#4
20170257211
2017-09-07

System and method for one-time Chinese-Remainder-Theorem exponentiation for cryptographic algorythms

#5
20170187529
2017-06-29

Modular multiplication device and method

#6
20160239267
2016-08-18

Modular multiplication using look-up tables

#7
20140129604
2014-05-08

Cryptographic method comprising a modular exponentiation operation

#8
20130346461
2013-12-26

Apparatus for calculating a result of a scalar multiplication

#9
20130218937
2013-08-22

Arithmetic apparatus, elliptic scalar multiplication method of arithmetic apparatus, elliptic scalar multiplication program, residue operation method of arithmetic apparatus, and residue operation program

#10
20130054991
2013-02-28

Processor with differential power analysis attack protection

#11
20120321075
2012-12-20

Fault-resistant exponentiation algorithm

#12
20120290634
2012-11-15

Modular exponentiation method and device resistant against side-channel attacks

#13
20120278375
2012-11-01

Exponentiation system

#14
20120275593
2012-11-01

APPARATUS FOR PERFORMING A FAULT DETECTION OPERATION AND METHOD THEREOF

#15
20120221618
2012-08-30

ENCRYPTION METHOD COMPRISING AN EXPONENTIATION OPERATION

#16
20120093309
2012-04-19

Cryptography on a simplified elliptical curve

#17
20120082307
2012-04-05

Cryptography on a elliptical curve

#18
20120039461
2012-02-16

Exponentiation method resistant against side-channel and safe-error attacks

#19
20120033808
2012-02-09

Method and apparatus for generating a public key in a manner that counters power analysis attacks

#20
20100332578
2010-12-30

Method and apparatus for performing efficient side-channel attack resistant reduction using montgomery or barrett reduction

#21
20100254532
2010-10-07

Method of obscuring cryptographic computations

#22
20100195821
2010-08-05

Apparatus for calculating a result of a scalar multiplication

#23
20100177886
2010-07-15

Information security device

#24
20100150340
2010-06-17

DEVICE AND METHOD FOR ELLIPTIC CURVE CRYPTOSYSTEM

#25
20100146029
2010-06-10

METHOD AND APPARATUS FOR MODULAR OPERATION

#26
20100074436
2010-03-25

Method, apparatus and computer program support for regular recording of a positive integer

#27
20100067690
2010-03-18

SPA-RESISTANT LEFT-TO-RIGHT RECODING AND UNIFIED SCALAR MULTIPLICATION METHODS

#28
20100064142
2010-03-11

Information security device, information security method, computer program, computer-readable recording medium, and integrated circuit

#29
20100040225
2010-02-18

Fast scalar multiplication for elliptic curve cryptosystems over prime fields

#30
20090327382
2009-12-31

PSEUDO-RANDOM NUMBER GENERATION DEVICE, STREAM ENCRYPTION DEVICE AND PROGRAM

#31
20090323933
2009-12-31

Exponentiation method using multibase number representation

#32
20090214025
2009-08-27

Method for scalar multiplication in elliptic curve groups over prime fields for side-channel attack resistant cryptosystems

#33
20090207997
2009-08-20

Elliptic curve cryptosystem apparatus, storage medium storing elliptic curve cryptosystem program, and elliptic curve cryptosystem arithmetic method

#34
20090180610
2009-07-16

Decryption method

#35
20090175455
2009-07-09

Method of securing a calculation of an exponentiation or a multiplication by a scalar in an electronic device

#36
20090074179
2009-03-19

Information security device and elliptic curve operating device

#37
20090052657
2009-02-26

Method for scalar multiplication in elliptic curve groups over binary polynomial fields for side-channel attack-resistant cryptosystems

#38
20090046851
2009-02-19

Method and system for atomicity for elliptic curve cryptosystems

#39
20090024352
2009-01-22

Method, device, and system for verifying points determined on an elliptic curve

#40
20080219438
2008-09-11

Method and apparatus for generating a public key in a manner that counters power analysis attacks

#41
20080205639
2008-08-28

Method for securely encrypting or decrypting a message

#42
20080175376
2008-07-24

Method and system for protecting against side channel attacks when performing cryptographic operations

#43
20080130877
2008-06-05

Method of Performing Secure and Compact Exponentiation for Cryptography

#44
20080049931
2008-02-28

Cryptographic methods including Montgomery power ladder algorithms

#45
20080031444
2008-02-07

Apparatus for performing a fault detection operation and method thereof

#46
20080031443
2008-02-07

Apparatus for performing a fault detection operation and method thereof

#47
20080025498
2008-01-31

MONTGOMERY POWER LADDER ALGORITHM INCLUDING COUNTERMEASURE AGAINST DIFFERENTIAL FAULT ANALYSIS

#48
20080021941
2008-01-24

Detection of a disturbance in a calculation performed by an integrated circuit

#49
20070291937
2007-12-20

Cryptographic processing apparatus

#50
20070211894
2007-09-13

Encryption processing apparatus, encryption processing method, and computer program

#51
20070177721
2007-08-02

Tamper-proof elliptic encryption with private key

#52
20070162534
2007-07-12

Protection of a calculation performed by an integrated circuit

#53
20070156797
2007-07-05

Protection of a calculation performed by an integrated circuit

#54
20070150530
2007-06-28

Resisting cache timing based attacks

#55
20070076864
2007-04-05

Cryptographic system and method for encrypting input data

#56
20060133603
2006-06-22

Integer division method secure against covert channel attacks

#57
20050169462
2005-08-04

Cryptographic method capable of protecting elliptic curve code from side channel attacks

#58
20050163312
2005-07-28

Cryptographic method protected against covert channel type attacks

#59
20050084098
2005-04-21

Method of obscuring cryptographic computations

#60
20050038845
2005-02-17

Device and method for calculating a result of a division

#61
13731883
2014-12-09

Technique for secure computation