G06F2207/7223 - CPC Classification Index

ClassID:

191308 ⎘

G06F2207/7223 - 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 Randomisation as countermeasure against side channel attacks

Sub-classes:

G06F2207/7228 » Random curve mapping, e.g. mapping to an isomorphous or projective curve 21
G06F2207/7233 » Masking, e.g. (A**e)+r mod n 30
G06F2207/7252 » of operation order, e.g. starting to treat the exponent at a random place, or in a randomly chosen direction 15
G06F2207/7257 » Random modification not requiring correction 22

Recent Application in this class:

20220012334

2022-01-13

Low-latency digital signature processing with side-channel security

20220006611

2022-01-06

SIDE-CHANNEL ROBUST INCOMPLETE NUMBER THEORETIC TRANSFORM FOR CRYSTAL KYBER

20210281390

2021-09-09

Substitute box, substitute method and apparatus thereof

20200266986

2020-08-20

Systems and methods for operating secure elliptic curve cryptosystems

20190327075

2019-10-24

Mitigating timing attacks via dynamically triggered time dilation

20190311154

2019-10-10

Secure loading of secret data to non-protected hardware registers

20190042747

2019-02-07

Controlled introduction of uncertainty in system operating parameters

20180316487

2018-11-01

Apparatus and method for performing operation being secure against side channel attack

20180307864

2018-10-25

Random time generated interrupts in a cryptographic hardware pipeline circuit

#10

20180062844

2018-03-01

Systems and methods for operating secure elliptic curve cryptosystems

#11

20170026178

2017-01-26

Computational method, computational device and computer software product for montgomery domain

#12

20160072622

2016-03-10

Method and apparatus for scalar multiplication secure against differential power attacks

#13

20150220307

2015-08-06

Operation based on two operands

#14

20150052368

2015-02-19

Differential power analysis—resistant cryptographic processing

#15

20130346461

2013-12-26

Apparatus for calculating a result of a scalar multiplication

#16

20130039486

2013-02-14

Cryptographic processing device and cryptographic processing method

#17

20120207298

2012-08-16

Apparatus and method for calculating a result in a scalar multiplication

#18

20100318811

2010-12-16

CRYPTOGRAPHIC PROCESSOR

#19

20100278334

2010-11-04

Method and apparatus for minimizing differential power attacks on processors

#20

20100195821

2010-08-05

Apparatus for calculating a result of a scalar multiplication

#21

20100095133

2010-04-15

Reduction of side-channel information by interacting crypto blocks

#22

20100091982

2010-04-15

Differential power analysis—resistant cryptographic processing

#23

20100086126

2010-04-08

Encryption device using mask value to convert plain text into encrypted text

#24

20100064142

2010-03-11

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

#25

20100017622

2010-01-21

High performance arithmetic logic unit (ALU) for cryptographic applications with built-in countermeasures against side channel attacks

#26

20090327382

2009-12-31

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

#27

20090147948

2009-06-11

Method for elliptic curve point multiplication

#28

20090010424

2009-01-08

System and methods for side-channel attack prevention

#29

20080059826

2008-03-06

Differential power analysis

#30

20080022146

2008-01-24

Differential power analysis

#31

20070244956

2007-10-18

Digital computation method involving euclidean division

#32

20070206785

2007-09-06

EMA protection of a calculation by an electronic circuit

#33

20070177721

2007-08-02

Tamper-proof elliptic encryption with private key

#34

20070160196

2007-07-12

Protection against power analysis attacks

#35

20070053509

2007-03-08

Method and apparatus for minimizing differential power attacks on processors

#36

20060200514

2006-09-07

Apparatus and method for calculating a representation of a result operand

#37

20060126828

2006-06-15

Inverse calculation circuit, inverse calculation method, and storage medium encoded with computer-readable computer program code

#38

20060093137

2006-05-04

Elliptic curve cryptosystem apparatus, elliptic curve cryptosystem method, elliptic curve cryptosystem program and computer readable recording medium storing the elliptic curve cryptosystem program

#39

20050152541

2005-07-14

Tamper-proof elliptic encryption with private key

#40

20050146911

2005-07-07

Transmission device

#41

20050105723

2005-05-19

Randomized modular reduction method and hardware therefor