MA25431A1 - MULTI-MODULE ENCRYPTION METHOD. - Google Patents

MULTI-MODULE ENCRYPTION METHOD.

Info

Publication number
MA25431A1
MA25431A1 MA26528A MA26528A MA25431A1 MA 25431 A1 MA25431 A1 MA 25431A1 MA 26528 A MA26528 A MA 26528A MA 26528 A MA26528 A MA 26528A MA 25431 A1 MA25431 A1 MA 25431A1
Authority
MA
Morocco
Prior art keywords
encryption method
module encryption
module
encryption
Prior art date
Application number
MA26528A
Other languages
French (fr)
Inventor
Christophe Nicolas
Michael John Hill
Marco Sasselli
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 MA25431A1 publication Critical patent/MA25431A1/en

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
    • 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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • 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
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
    • 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
    • H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Slot Machines And Peripheral Devices (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
MA26528A 1999-08-30 2002-02-26 MULTI-MODULE ENCRYPTION METHOD. MA25431A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH157399 1999-08-30
US19417100P 2000-04-03 2000-04-03

Publications (1)

Publication Number Publication Date
MA25431A1 true MA25431A1 (en) 2002-04-01

Family

ID=25688037

Family Applications (1)

Application Number Title Priority Date Filing Date
MA26528A MA25431A1 (en) 1999-08-30 2002-02-26 MULTI-MODULE ENCRYPTION METHOD.

Country Status (27)

Country Link
EP (1) EP1208666A1 (en)
JP (1) JP2003508965A (en)
KR (1) KR20020041807A (en)
CN (1) CN100448193C (en)
AP (1) AP2002002433A0 (en)
AU (1) AU769437B2 (en)
BG (1) BG64520B1 (en)
BR (1) BR0013712A (en)
CA (1) CA2383042A1 (en)
CU (1) CU22950A3 (en)
CZ (1) CZ2002582A3 (en)
DZ (1) DZ3193A1 (en)
EA (1) EA003745B1 (en)
EE (1) EE200200106A (en)
HK (1) HK1048407B (en)
HR (1) HRP20020179A2 (en)
HU (1) HU224846B1 (en)
IL (1) IL148285A0 (en)
MA (1) MA25431A1 (en)
MX (1) MXPA02001849A (en)
NO (1) NO20020951L (en)
NZ (1) NZ517438A (en)
OA (1) OA12153A (en)
PL (1) PL353795A1 (en)
SK (1) SK2892002A3 (en)
TR (1) TR200200525T2 (en)
WO (1) WO2001017159A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7409562B2 (en) 2001-09-21 2008-08-05 The Directv Group, Inc. Method and apparatus for encrypting media programs for later purchase and viewing
US8775319B2 (en) 2006-05-15 2014-07-08 The Directv Group, Inc. Secure content transfer systems and methods to operate the same
US10397258B2 (en) 2017-01-30 2019-08-27 Microsoft Technology Licensing, Llc Continuous learning for intrusion detection

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5594797A (en) * 1995-02-22 1997-01-14 Nokia Mobile Phones Variable security level encryption
DE19539700C1 (en) * 1995-10-25 1996-11-28 Siemens Ag Security chip for data protection

Also Published As

Publication number Publication date
HK1048407B (en) 2009-09-25
CA2383042A1 (en) 2001-03-08
CU22950A3 (en) 2004-04-13
HUP0202691A2 (en) 2002-12-28
SK2892002A3 (en) 2002-07-02
TR200200525T2 (en) 2002-07-22
WO2001017159A1 (en) 2001-03-08
NZ517438A (en) 2003-09-26
AU6311800A (en) 2001-03-26
AP2002002433A0 (en) 2002-03-31
JP2003508965A (en) 2003-03-04
CN100448193C (en) 2008-12-31
BG64520B1 (en) 2005-05-31
BG106436A (en) 2002-10-31
EP1208666A1 (en) 2002-05-29
EA003745B1 (en) 2003-08-28
HK1048407A1 (en) 2003-03-28
OA12153A (en) 2006-05-08
EE200200106A (en) 2003-04-15
CZ2002582A3 (en) 2002-07-17
BR0013712A (en) 2002-05-07
HU224846B1 (en) 2006-03-28
HRP20020179A2 (en) 2004-02-29
NO20020951D0 (en) 2002-02-27
MXPA02001849A (en) 2004-02-26
IL148285A0 (en) 2002-09-12
KR20020041807A (en) 2002-06-03
EA200200184A1 (en) 2002-06-27
PL353795A1 (en) 2003-12-01
NO20020951L (en) 2002-04-23
AU769437B2 (en) 2004-01-29
DZ3193A1 (en) 2001-03-08
CN1371563A (en) 2002-09-25

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