DE602009001070D1 - Schutz eines Verschlüsselungsalgorithmus - Google Patents
Schutz eines VerschlüsselungsalgorithmusInfo
- Publication number
- DE602009001070D1 DE602009001070D1 DE602009001070T DE602009001070T DE602009001070D1 DE 602009001070 D1 DE602009001070 D1 DE 602009001070D1 DE 602009001070 T DE602009001070 T DE 602009001070T DE 602009001070 T DE602009001070 T DE 602009001070T DE 602009001070 D1 DE602009001070 D1 DE 602009001070D1
- Authority
- DE
- Germany
- Prior art keywords
- values
- protection
- encryption
- primary
- primary values
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
- H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/002—Countermeasures against attacks on cryptographic mechanisms
- H04L9/004—Countermeasures against attacks on cryptographic mechanisms for fault attacks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Storage Device Security (AREA)
- Emergency Protection Circuit Devices (AREA)
- Insulated Conductors (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0855765A FR2935503A1 (fr) | 2008-08-28 | 2008-08-28 | Protection d'un algorithme de chiffrement |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602009001070D1 true DE602009001070D1 (de) | 2011-05-26 |
Family
ID=40524568
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602009001070T Active DE602009001070D1 (de) | 2008-08-28 | 2009-08-24 | Schutz eines Verschlüsselungsalgorithmus |
Country Status (5)
Country | Link |
---|---|
US (1) | US8582757B2 (de) |
EP (1) | EP2159952B1 (de) |
AT (1) | ATE505871T1 (de) |
DE (1) | DE602009001070D1 (de) |
FR (1) | FR2935503A1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8675866B2 (en) * | 2011-07-07 | 2014-03-18 | Apple Inc. | Multiplicative splits to protect cipher keys |
KR101977772B1 (ko) * | 2012-07-12 | 2019-05-13 | 삼성전자주식회사 | 데이터 처리 장치 및 이를 포함하는 보안 메모리 장치 |
JP6490064B2 (ja) * | 2014-05-21 | 2019-03-27 | 富士電機株式会社 | 情報処理装置、プログラム、及び記録媒体 |
US9774443B2 (en) * | 2015-03-04 | 2017-09-26 | Apple Inc. | Computing key-schedules of the AES for use in white boxes |
FR3040514B1 (fr) * | 2015-09-02 | 2017-09-15 | Stmicroelectronics Rousset | Protection dpa d'un algorithme de rijndael |
US11632231B2 (en) * | 2020-03-05 | 2023-04-18 | Novatek Microelectronics Corp. | Substitute box, substitute method and apparatus thereof |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7403620B2 (en) * | 2002-07-02 | 2008-07-22 | Stmicroelectronics S.A. | Cyphering/decyphering performed by an integrated circuit |
FR2871969B1 (fr) * | 2004-06-18 | 2006-12-01 | Sagem | Procede et dispositif d'execution d'un calcul cryptographique |
US8005209B2 (en) * | 2005-01-06 | 2011-08-23 | Polytechnic University | Invariance based concurrent error detection for the advanced encryption standard |
FR2893796B1 (fr) * | 2005-11-21 | 2008-01-04 | Atmel Corp | Procede de protection par chiffrement |
JP4513752B2 (ja) * | 2006-01-16 | 2010-07-28 | ソニー株式会社 | 暗号処理装置、および暗号処理方法、並びにコンピュータ・プログラム |
US7720225B2 (en) * | 2006-03-07 | 2010-05-18 | Research In Motion Limited | Table splitting for cryptographic processes |
KR100837270B1 (ko) * | 2006-06-07 | 2008-06-11 | 삼성전자주식회사 | 스마트 카드 및 그것의 데이터 보안 방법 |
EP2195761B1 (de) * | 2007-10-01 | 2013-04-03 | Research In Motion Limited | Substitutionstabellenmaskierung für kryptografische prozesse |
US7907724B2 (en) * | 2007-10-25 | 2011-03-15 | Infineon Technologies Ag | Method and apparatus for protecting an RSA calculation on an output by means of the chinese remainder theorem |
-
2008
- 2008-08-28 FR FR0855765A patent/FR2935503A1/fr not_active Withdrawn
-
2009
- 2009-08-24 DE DE602009001070T patent/DE602009001070D1/de active Active
- 2009-08-24 EP EP09168506A patent/EP2159952B1/de active Active
- 2009-08-24 AT AT09168506T patent/ATE505871T1/de not_active IP Right Cessation
- 2009-08-26 US US12/548,119 patent/US8582757B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US8582757B2 (en) | 2013-11-12 |
EP2159952A1 (de) | 2010-03-03 |
FR2935503A1 (fr) | 2010-03-05 |
ATE505871T1 (de) | 2011-04-15 |
US20100054460A1 (en) | 2010-03-04 |
EP2159952B1 (de) | 2011-04-13 |
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