PA8501701A1 - Metodo de encriptacion multi-modulos - Google Patents

Metodo de encriptacion multi-modulos

Info

Publication number
PA8501701A1
PA8501701A1 PA20008501701A PA8501701A PA8501701A1 PA 8501701 A1 PA8501701 A1 PA 8501701A1 PA 20008501701 A PA20008501701 A PA 20008501701A PA 8501701 A PA8501701 A PA 8501701A PA 8501701 A1 PA8501701 A1 PA 8501701A1
Authority
PA
Panama
Prior art keywords
module
encryption method
modules
modules encryption
current module
Prior art date
Application number
PA20008501701A
Other languages
English (en)
Inventor
Michael John Hill
Marco Sasselli
Christophe Nicolas
Original Assignee
Nagracard Sa
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nagracard Sa filed Critical Nagracard Sa
Publication of PA8501701A1 publication Critical patent/PA8501701A1/es

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
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H04L9/3006—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters
    • 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
    • H04L9/003—Countermeasures against attacks on cryptographic mechanisms for power analysis, e.g. differential power analysis [DPA] or simple power analysis [SPA]
    • 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
    • H04L9/005—Countermeasures against attacks on cryptographic mechanisms for timing attacks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

EXISTEN METODOS PARA DETERMINAR LA O LAS CLAVES UTILIZADAS POR EL MODULO QUE ANALIZA LOS DATOS QUE ENTRAN O SALEN DE EL EN EL MOMENTO DE LA UTILIZACION DEL MODULO DE ENCRIPTACION- DESENCRIPTACION. PARA PALIAR ESTE DEFECTO, EL METODO MULTI-MODULOS PROPUESTO CONSISTE EN QUE EL MODULO CORRIENTE ABAJO COMIENCE SUS OPERACIONES PARA ENCRIPTAR-DESENCRIPTAR CUANDO ESTE DISPONIBLE UNA PARTE DE LOS RESULTADOS DEL MODULO CORRIENTE ARRIBA.
PA20008501701A 1999-08-30 2000-08-30 Metodo de encriptacion multi-modulos PA8501701A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH157399 1999-08-30

Publications (1)

Publication Number Publication Date
PA8501701A1 true PA8501701A1 (es) 2002-02-21

Family

ID=27792847

Family Applications (1)

Application Number Title Priority Date Filing Date
PA20008501701A PA8501701A1 (es) 1999-08-30 2000-08-30 Metodo de encriptacion multi-modulos

Country Status (8)

Country Link
US (1) US7190790B1 (es)
AR (1) AR025429A1 (es)
JO (1) JO2271B1 (es)
MY (1) MY133728A (es)
PA (1) PA8501701A1 (es)
TW (1) TW546935B (es)
UA (1) UA67860C2 (es)
ZA (1) ZA200201394B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7617158B2 (en) * 2004-03-22 2009-11-10 Telefonaktiebolaget L M Ericsson (Publ) System and method for digital rights management of electronic content
US7409558B2 (en) * 2004-09-02 2008-08-05 International Business Machines Corporation Low-latency data decryption interface
US7496753B2 (en) * 2004-09-02 2009-02-24 International Business Machines Corporation Data encryption interface for reducing encrypt latency impact on standard traffic
JP4107673B2 (ja) * 2005-02-10 2008-06-25 インターナショナル・ビジネス・マシーンズ・コーポレーション 通信中継システム、制御方法、プログラム、及び情報処理システム
US7940926B2 (en) * 2006-06-08 2011-05-10 Novell, Inc. Cooperative encoding of data by pluralities of parties
WO2009033248A1 (en) * 2007-09-10 2009-03-19 Novell, Inc. A method for efficient thread usage for hierarchically structured tasks
US9081953B2 (en) 2012-07-17 2015-07-14 Oracle International Corporation Defense against search engine tracking
US11824979B1 (en) * 2022-11-23 2023-11-21 SafeMoon US, LLC System and method of securing a server using elliptic curve cryptography

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5365589A (en) * 1992-02-07 1994-11-15 Gutowitz Howard A Method and apparatus for encryption, decryption and authentication using dynamical systems
FR2718311A1 (fr) * 1994-03-30 1995-10-06 Trt Telecom Radio Electr Dispositif de mise en Óoeuvre d'un système de signature de message et carte à puce comportant un tel dispositif.
GB2288519A (en) * 1994-04-05 1995-10-18 Ibm Data encryption
US5594797A (en) 1995-02-22 1997-01-14 Nokia Mobile Phones Variable security level encryption
DE19539700C1 (de) 1995-10-25 1996-11-28 Siemens Ag Sicherheitschip
US5768390A (en) * 1995-10-25 1998-06-16 International Business Machines Corporation Cryptographic system with masking
US5742686A (en) * 1996-06-14 1998-04-21 Finley; Phillip Scott Device and method for dynamic encryption
US5933501A (en) * 1996-08-01 1999-08-03 Harris Corporation `Virtual` encryption scheme combining different encryption operators into compound-encryption mechanism
US5901303A (en) * 1996-12-27 1999-05-04 Gemplus Card International Smart cards, systems using smart cards and methods of operating said cards in systems
US6240183B1 (en) * 1997-06-19 2001-05-29 Brian E. Marchant Security apparatus for data transmission with dynamic random encryption
US6128735A (en) * 1997-11-25 2000-10-03 Motorola, Inc. Method and system for securely transferring a data set in a data communications system
US6278783B1 (en) * 1998-06-03 2001-08-21 Cryptography Research, Inc. Des and other cryptographic, processes with leak minimization for smartcards and other cryptosystems
US6330675B1 (en) * 1998-02-13 2001-12-11 Liquid Audio, Inc. System and method for secure transfer of digital data to a local recordable storage medium
EP1088295B1 (en) * 1998-06-03 2007-08-15 Cryptography Research Inc. Balanced cryptographic computational method and apparatus for leak minimization in smartcards and other cryptosystems
DE69940117D1 (de) * 1998-06-03 2009-01-29 Cryptography Res Inc Gesicherte moduläre potenzierung mit leckminimierung für chipkarten und andere kryptosysteme

Also Published As

Publication number Publication date
MY133728A (en) 2007-11-30
US7190790B1 (en) 2007-03-13
UA67860C2 (en) 2004-07-15
ZA200201394B (en) 2003-02-19
AR025429A1 (es) 2002-11-27
TW546935B (en) 2003-08-11
JO2271B1 (en) 2005-04-07

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