RU2370897C2 - Система блочной криптографической защиты, использующая преобразования для сокрытия основной функции криптографической защиты каждого цикла шифрования - Google Patents
Система блочной криптографической защиты, использующая преобразования для сокрытия основной функции криптографической защиты каждого цикла шифрования Download PDFInfo
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- RU2370897C2 RU2370897C2 RU2006120479/09A RU2006120479A RU2370897C2 RU 2370897 C2 RU2370897 C2 RU 2370897C2 RU 2006120479/09 A RU2006120479/09 A RU 2006120479/09A RU 2006120479 A RU2006120479 A RU 2006120479A RU 2370897 C2 RU2370897 C2 RU 2370897C2
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- 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
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- 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
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- 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
- H04L9/0625—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation with splitting of the data block into left and right halves, e.g. Feistel based algorithms, DES, FEAL, IDEA or KASUMI
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/16—Obfuscation or hiding, e.g. involving white box
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03104643.6 | 2003-12-03 | ||
EP03104643 | 2003-12-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2006120479A RU2006120479A (ru) | 2007-12-27 |
RU2370897C2 true RU2370897C2 (ru) | 2009-10-20 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2006120479/09A RU2370897C2 (ru) | 2003-12-11 | 2004-11-30 | Система блочной криптографической защиты, использующая преобразования для сокрытия основной функции криптографической защиты каждого цикла шифрования |
Country Status (10)
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2541867C2 (ru) * | 2010-07-09 | 2015-02-20 | Награвисьон С.А. | Способ и система для защищенной передачи аудиовизуального контента |
RU2544760C2 (ru) * | 2010-06-01 | 2015-03-20 | Награвисьон С.А. | Способ декодирования шифрованного аудио/видеоконтента, способ идентификации модуля безопасности и устройство декодирования |
RU2708439C1 (ru) * | 2015-12-15 | 2019-12-06 | Конинклейке Филипс Н.В. | Вычислительное устройство и способ |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8023651B2 (en) | 2003-12-11 | 2011-09-20 | Irdeto B.V. | Block ciphering system, using permutations to hide the core ciphering function of each encryption round |
KR20060107282A (ko) * | 2005-04-07 | 2006-10-13 | 엘지전자 주식회사 | 데이터 재생방법, 데이터 기록재생 플레이어 및 데이터전송방법 |
WO2007105126A2 (en) | 2006-03-10 | 2007-09-20 | Koninklijke Philips Electronics N.V. | Method and system for obfuscating a cryptographic function |
JP2007298847A (ja) * | 2006-05-02 | 2007-11-15 | Kddi Corp | プログラム内データの保護装置、保護方法およびプログラム |
EP2044723A2 (en) * | 2006-07-12 | 2009-04-08 | Koninklijke Philips Electronics N.V. | Verifying authenticity of an execution environment |
JP5496880B2 (ja) * | 2007-05-22 | 2014-05-21 | イルデト・コーポレート・ビー・ヴイ | データセキュリティ |
EP2173056A1 (fr) * | 2008-09-04 | 2010-04-07 | Gemplus | Procédé de contre-mesure dans un composant électronique mettant en ouvre un algorithme de cryptographie à clef secrète |
US9111072B1 (en) | 2011-08-23 | 2015-08-18 | Tectonic Labs, LLC | Anti-reverse engineering unified process |
MX343892B (es) * | 2012-12-21 | 2016-11-28 | Koninklijke Philips Nv | Dispositivo de computo configurado con una red de tablas. |
CN103595539B (zh) * | 2013-11-26 | 2016-08-24 | 南开大学 | 保留格式的数值型个人识别信息的加密方法 |
CN106031079B (zh) * | 2013-12-20 | 2019-10-11 | 皇家飞利浦有限公司 | 加密算法中的运算符提升 |
US9405919B2 (en) * | 2014-03-11 | 2016-08-02 | Qualcomm Incorporated | Dynamic encryption keys for use with XTS encryption systems employing reduced-round ciphers |
US10184974B2 (en) * | 2015-09-22 | 2019-01-22 | Raytheon Company | Systems and methods for determining whether a circuit is operating properly |
CN107517206A (zh) * | 2017-08-18 | 2017-12-26 | 北京北信源软件股份有限公司 | 一种安全通信的方法、装置、可读介质和存储控制器 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2582174B1 (fr) * | 1985-05-15 | 1990-03-09 | Thomson Csf | Dispositif de chiffrement par substitutions-permutations |
JP3463963B2 (ja) | 1994-04-28 | 2003-11-05 | 日本電信電話株式会社 | ソフトウェア解析保護方法 |
US5699512A (en) | 1994-04-28 | 1997-12-16 | Nippon Telegraph And Telephone Corp. | Software analysis protection method for changing the software pattern on the memory of a user terminal |
US5838794A (en) * | 1996-01-11 | 1998-11-17 | Teledyne Electronic Technologies | Method and apparatus for inter-round mixing in iterated block substitution systems |
US5949884A (en) * | 1996-11-07 | 1999-09-07 | Entrust Technologies, Ltd. | Design principles of the shade cipher |
CN1260055A (zh) | 1997-06-09 | 2000-07-12 | 联信公司 | 用于提高软件安全性的模糊技术 |
JP3466204B2 (ja) * | 1997-07-29 | 2003-11-10 | ルーセント テクノロジーズ インコーポレーテッド | 強化変換を使用する強化cmea用の方法および装置 |
EP1062755A2 (en) * | 1997-08-08 | 2000-12-27 | Jonathan Stiebel | New operation for key insertion with folding |
JP2001067270A (ja) | 1999-08-27 | 2001-03-16 | Nippon Telegr & Teleph Corp <Ntt> | コンテンツ共有管理システムおよびコンテンツ保護方法およびこの方法を記録した記録媒体 |
CA2327911A1 (en) | 2000-12-08 | 2002-06-08 | Cloakware Corporation | Obscuring functions in computer software |
US8023651B2 (en) | 2003-12-11 | 2011-09-20 | Irdeto B.V. | Block ciphering system, using permutations to hide the core ciphering function of each encryption round |
-
2004
- 2004-11-30 US US10/596,336 patent/US8023651B2/en active Active
- 2004-11-30 MX MXPA06006464A patent/MXPA06006464A/es active IP Right Grant
- 2004-11-30 EP EP04799288A patent/EP1712032B1/en active Active
- 2004-11-30 JP JP2006543679A patent/JP4884976B2/ja not_active Expired - Fee Related
- 2004-11-30 AT AT04799288T patent/ATE509442T1/de not_active IP Right Cessation
- 2004-11-30 RU RU2006120479/09A patent/RU2370897C2/ru not_active IP Right Cessation
- 2004-11-30 BR BRPI0417450-0A patent/BRPI0417450A/pt not_active IP Right Cessation
- 2004-11-30 CN CN2004800362647A patent/CN1890914B/zh not_active Expired - Fee Related
- 2004-11-30 WO PCT/IB2004/052607 patent/WO2005060147A1/en active Application Filing
-
2006
- 2006-06-09 KR KR1020067011425A patent/KR101079565B1/ko not_active IP Right Cessation
-
2011
- 2011-10-14 JP JP2011227010A patent/JP5453367B2/ja not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2544760C2 (ru) * | 2010-06-01 | 2015-03-20 | Награвисьон С.А. | Способ декодирования шифрованного аудио/видеоконтента, способ идентификации модуля безопасности и устройство декодирования |
RU2541867C2 (ru) * | 2010-07-09 | 2015-02-20 | Награвисьон С.А. | Способ и система для защищенной передачи аудиовизуального контента |
RU2708439C1 (ru) * | 2015-12-15 | 2019-12-06 | Конинклейке Филипс Н.В. | Вычислительное устройство и способ |
Also Published As
Publication number | Publication date |
---|---|
MXPA06006464A (es) | 2006-08-23 |
RU2006120479A (ru) | 2007-12-27 |
JP5453367B2 (ja) | 2014-03-26 |
KR101079565B1 (ko) | 2011-11-04 |
BRPI0417450A (pt) | 2007-04-10 |
WO2005060147A1 (en) | 2005-06-30 |
CN1890914B (zh) | 2011-07-27 |
CN1890914A (zh) | 2007-01-03 |
EP1712032B1 (en) | 2011-05-11 |
KR20060123298A (ko) | 2006-12-01 |
JP2012037904A (ja) | 2012-02-23 |
US8023651B2 (en) | 2011-09-20 |
JP2007514193A (ja) | 2007-05-31 |
EP1712032A1 (en) | 2006-10-18 |
JP4884976B2 (ja) | 2012-02-29 |
US20080285744A1 (en) | 2008-11-20 |
ATE509442T1 (de) | 2011-05-15 |
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PC4A | Invention patent assignment |
Effective date: 20100716 |
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MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20121201 |