OA12153A - Méthode d'encryptage multi-modules. - Google Patents

Méthode d'encryptage multi-modules. Download PDF

Info

Publication number
OA12153A
OA12153A OA1200200070A OA1200200070A OA12153A OA 12153 A OA12153 A OA 12153A OA 1200200070 A OA1200200070 A OA 1200200070A OA 1200200070 A OA1200200070 A OA 1200200070A OA 12153 A OA12153 A OA 12153A
Authority
OA
OAPI
Prior art keywords
encryption
module
decryption
key
modules
Prior art date
Application number
OA1200200070A
Other languages
English (en)
French (fr)
Inventor
Marco Sasselli
Christophe Nicolas
Michael John Hill
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 OA12153A publication Critical patent/OA12153A/fr

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/002Countermeasures against attacks on cryptographic mechanisms
    • H04L9/003Countermeasures against attacks on cryptographic mechanisms for power analysis, e.g. differential power analysis [DPA] or simple power analysis [SPA]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/14Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/50Cryptographic 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)
OA1200200070A 1999-08-30 2000-08-24 Méthode d'encryptage multi-modules. OA12153A (fr)

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
OA12153A true OA12153A (fr) 2006-05-08

Family

ID=25688037

Family Applications (1)

Application Number Title Priority Date Filing Date
OA1200200070A OA12153A (fr) 1999-08-30 2000-08-24 Méthode d'encryptage multi-modules.

Country Status (27)

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

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 (de) * 1995-10-25 1996-11-28 Siemens Ag Sicherheitschip

Also Published As

Publication number Publication date
HK1048407B (zh) 2009-09-25
EP1208666A1 (fr) 2002-05-29
WO2001017159A1 (fr) 2001-03-08
HU224846B1 (en) 2006-03-28
EE200200106A (et) 2003-04-15
IL148285A0 (en) 2002-09-12
DZ3193A1 (fr) 2001-03-08
JP2003508965A (ja) 2003-03-04
CN100448193C (zh) 2008-12-31
KR20020041807A (ko) 2002-06-03
CU22950A3 (es) 2004-04-13
HK1048407A1 (zh) 2003-03-28
HUP0202691A2 (en) 2002-12-28
BR0013712A (pt) 2002-05-07
CN1371563A (zh) 2002-09-25
SK2892002A3 (en) 2002-07-02
AU769437B2 (en) 2004-01-29
NO20020951L (no) 2002-04-23
TR200200525T2 (tr) 2002-07-22
AU6311800A (en) 2001-03-26
EA200200184A1 (ru) 2002-06-27
MXPA02001849A (es) 2004-02-26
MA25431A1 (fr) 2002-04-01
EA003745B1 (ru) 2003-08-28
BG106436A (en) 2002-10-31
PL353795A1 (pl) 2003-12-01
CZ2002582A3 (cs) 2002-07-17
NO20020951D0 (no) 2002-02-27
HRP20020179A2 (en) 2004-02-29
CA2383042A1 (en) 2001-03-08
AP2002002433A0 (en) 2002-03-31
NZ517438A (en) 2003-09-26
BG64520B1 (bg) 2005-05-31

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