CU22950A3 - Método para encriptar y desencriptar utilizando varios módulos en serie para encriptar y desencriptar - Google Patents

Método para encriptar y desencriptar utilizando varios módulos en serie para encriptar y desencriptar

Info

Publication number
CU22950A3
CU22950A3 CU20020047A CU20020047A CU22950A3 CU 22950 A3 CU22950 A3 CU 22950A3 CU 20020047 A CU20020047 A CU 20020047A CU 20020047 A CU20020047 A CU 20020047A CU 22950 A3 CU22950 A3 CU 22950A3
Authority
CU
Cuba
Prior art keywords
encrypting
module
uncrypting
describing
various serial
Prior art date
Application number
CU20020047A
Other languages
English (en)
Spanish (es)
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 CU22950A3 publication Critical patent/CU22950A3/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
    • 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)
CU20020047A 1999-08-30 2002-02-28 Método para encriptar y desencriptar utilizando varios módulos en serie para encriptar y desencriptar CU22950A3 (es)

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
CU22950A3 true CU22950A3 (es) 2004-04-13

Family

ID=25688037

Family Applications (1)

Application Number Title Priority Date Filing Date
CU20020047A CU22950A3 (es) 1999-08-30 2002-02-28 Método para encriptar y desencriptar utilizando varios módulos en serie para encriptar y desencriptar

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
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
OA12153A (fr) 2006-05-08
NZ517438A (en) 2003-09-26
BG64520B1 (bg) 2005-05-31

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