TR200200525T2 - Çok modüllü şifreleme metodu. - Google Patents

Çok modüllü şifreleme metodu.

Info

Publication number
TR200200525T2
TR200200525T2 TR2002/00525T TR200200525T TR200200525T2 TR 200200525 T2 TR200200525 T2 TR 200200525T2 TR 2002/00525 T TR2002/00525 T TR 2002/00525T TR 200200525 T TR200200525 T TR 200200525T TR 200200525 T2 TR200200525 T2 TR 200200525T2
Authority
TR
Turkey
Prior art keywords
module
encryption method
module encryption
encryption
flow
Prior art date
Application number
TR2002/00525T
Other languages
English (en)
Inventor
Sasselli Marco
Nicolas Christophe
John Hill Michael
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 TR200200525T2 publication Critical patent/TR200200525T2/tr

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)

Abstract

Bir sifreleme/sifre çözme modülü kullanilirken modüle giren veya modülden ayrilan verilerin analizi ile modül tarafindan kullanilan anahtar veya anahtarlarin tespit edilebilecegi metodlar vardir. Bu kusuru ortadan kaldirmak için önerilen çok modüllü metoda göre akis asagi modül sifreleme/sifre çözme islemlerine,akis yukari modülden geçen sonucun bir kismini alir almaz baslar.
TR2002/00525T 1999-08-30 2000-08-24 Çok modüllü şifreleme metodu. TR200200525T2 (tr)

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
TR200200525T2 true TR200200525T2 (tr) 2002-07-22

Family

ID=25688037

Family Applications (1)

Application Number Title Priority Date Filing Date
TR2002/00525T TR200200525T2 (tr) 1999-08-30 2000-08-24 Çok modüllü şifreleme metodu.

Country Status (27)

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

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
CA2383042A1 (en) 2001-03-08
CU22950A3 (es) 2004-04-13
HUP0202691A2 (en) 2002-12-28
SK2892002A3 (en) 2002-07-02
WO2001017159A1 (fr) 2001-03-08
NZ517438A (en) 2003-09-26
AU6311800A (en) 2001-03-26
AP2002002433A0 (en) 2002-03-31
JP2003508965A (ja) 2003-03-04
CN100448193C (zh) 2008-12-31
BG64520B1 (bg) 2005-05-31
BG106436A (en) 2002-10-31
EP1208666A1 (fr) 2002-05-29
EA003745B1 (ru) 2003-08-28
HK1048407A1 (zh) 2003-03-28
OA12153A (fr) 2006-05-08
EE200200106A (et) 2003-04-15
CZ2002582A3 (cs) 2002-07-17
BR0013712A (pt) 2002-05-07
HU224846B1 (en) 2006-03-28
HRP20020179A2 (en) 2004-02-29
NO20020951D0 (no) 2002-02-27
MA25431A1 (fr) 2002-04-01
MXPA02001849A (es) 2004-02-26
IL148285A0 (en) 2002-09-12
KR20020041807A (ko) 2002-06-03
EA200200184A1 (ru) 2002-06-27
PL353795A1 (en) 2003-12-01
NO20020951L (no) 2002-04-23
AU769437B2 (en) 2004-01-29
DZ3193A1 (fr) 2001-03-08
CN1371563A (zh) 2002-09-25

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