BG64520B1 - Многомодулен шифриращ метод - Google Patents

Многомодулен шифриращ метод Download PDF

Info

Publication number
BG64520B1
BG64520B1 BG106436A BG10643602A BG64520B1 BG 64520 B1 BG64520 B1 BG 64520B1 BG 106436 A BG106436 A BG 106436A BG 10643602 A BG10643602 A BG 10643602A BG 64520 B1 BG64520 B1 BG 64520B1
Authority
BG
Bulgaria
Prior art keywords
module
encryption
decryption
key
modules
Prior art date
Application number
BG106436A
Other languages
Bulgarian (bg)
English (en)
Other versions
BG106436A (en
Inventor
Marco Sasselli
Christophe Nicolas
Michael Hill
Original Assignee
Nagracard S.A.
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 S.A. filed Critical Nagracard S.A.
Publication of BG106436A publication Critical patent/BG106436A/xx
Publication of BG64520B1 publication Critical patent/BG64520B1/bg

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)
BG106436A 1999-08-30 2002-02-26 Многомодулен шифриращ метод BG64520B1 (bg)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
BG106436A BG106436A (en) 2002-10-31
BG64520B1 true BG64520B1 (bg) 2005-05-31

Family

ID=25688037

Family Applications (1)

Application Number Title Priority Date Filing Date
BG106436A BG64520B1 (bg) 1999-08-30 2002-02-26 Многомодулен шифриращ метод

Country Status (27)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP1208666A1 (fr) 2002-05-29
HK1048407B (zh) 2009-09-25
CN1371563A (zh) 2002-09-25
CA2383042A1 (en) 2001-03-08
MXPA02001849A (es) 2004-02-26
CZ2002582A3 (cs) 2002-07-17
TR200200525T2 (tr) 2002-07-22
EE200200106A (et) 2003-04-15
MA25431A1 (fr) 2002-04-01
JP2003508965A (ja) 2003-03-04
OA12153A (fr) 2006-05-08
KR20020041807A (ko) 2002-06-03
BG106436A (en) 2002-10-31
AU6311800A (en) 2001-03-26
HUP0202691A2 (en) 2002-12-28
WO2001017159A1 (fr) 2001-03-08
HK1048407A1 (en) 2003-03-28
HRP20020179A2 (en) 2004-02-29
NZ517438A (en) 2003-09-26
SK2892002A3 (en) 2002-07-02
AP2002002433A0 (en) 2002-03-31
IL148285A0 (en) 2002-09-12
BR0013712A (pt) 2002-05-07
CN100448193C (zh) 2008-12-31
NO20020951L (no) 2002-04-23
CU22950A3 (es) 2004-04-13
DZ3193A1 (fr) 2001-03-08
AU769437B2 (en) 2004-01-29
EA200200184A1 (ru) 2002-06-27
PL353795A1 (en) 2003-12-01
EA003745B1 (ru) 2003-08-28
NO20020951D0 (no) 2002-02-27
HU224846B1 (en) 2006-03-28

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