HUE054442T2 - Szimmetrikus kulcsú folyamtitkosító kriptográfiai eljárás és eszköz - Google Patents

Szimmetrikus kulcsú folyamtitkosító kriptográfiai eljárás és eszköz

Info

Publication number
HUE054442T2
HUE054442T2 HUE18753227A HUE18753227A HUE054442T2 HU E054442 T2 HUE054442 T2 HU E054442T2 HU E18753227 A HUE18753227 A HU E18753227A HU E18753227 A HUE18753227 A HU E18753227A HU E054442 T2 HUE054442 T2 HU E054442T2
Authority
HU
Hungary
Prior art keywords
symmetric key
key stream
stream cipher
cryptographic method
cipher cryptographic
Prior art date
Application number
HUE18753227A
Other languages
English (en)
Inventor
Pal Bela Doemoesi
Geza Horvath
Original Assignee
Intelligens Tech Kft
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
Priority claimed from HUP1700499 external-priority patent/HUP1700499A1/hu
Application filed by Intelligens Tech Kft filed Critical Intelligens Tech Kft
Publication of HUE054442T2 publication Critical patent/HUE054442T2/hu

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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • H04L9/0668—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator producing a non-linear pseudorandom sequence
    • 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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • 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
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0869—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving random numbers or seeds

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Storage Device Security (AREA)
HUE18753227A 2017-06-15 2018-06-13 Szimmetrikus kulcsú folyamtitkosító kriptográfiai eljárás és eszköz HUE054442T2 (hu)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
HUP1700259 2017-06-15
HUP1700499 HUP1700499A1 (hu) 2017-11-30 2017-11-30 Szimmetrikus kulcsú folyamtitkosító kriptográfiai eljárás és berendezés

Publications (1)

Publication Number Publication Date
HUE054442T2 true HUE054442T2 (hu) 2021-09-28

Family

ID=89720171

Family Applications (1)

Application Number Title Priority Date Filing Date
HUE18753227A HUE054442T2 (hu) 2017-06-15 2018-06-13 Szimmetrikus kulcsú folyamtitkosító kriptográfiai eljárás és eszköz

Country Status (4)

Country Link
US (1) US11165563B2 (hu)
EP (1) EP3639464B1 (hu)
HU (1) HUE054442T2 (hu)
WO (1) WO2018229666A1 (hu)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113300827B (zh) * 2021-05-20 2022-05-13 郑州轻工业大学 一种基于拉丁方的混沌图像加密方法
US20220091758A1 (en) * 2021-12-07 2022-03-24 Intel Corporation Securing sensitive data in memory

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1310719A (en) 1919-07-22 Secret signaling system
US5365589A (en) 1992-02-07 1994-11-15 Gutowitz Howard A Method and apparatus for encryption, decryption and authentication using dynamical systems
HU227781B1 (hu) * 2006-03-17 2012-02-28 Pal Bela Dr Doemoesi Szimmetrikus kulcsú kriptográfiai berendezés és eljárás információk titkosítására és visszafejtésére
HU229534B1 (hu) 2008-03-06 2014-01-28 Pal Bela Dr Doemoesi Berendezés és eljárás hozzáférés-korlátozott mûsor- és adatterjesztés védelmére
JP5843261B2 (ja) * 2011-12-16 2016-01-13 インターナショナル・ビジネス・マシーンズ・コーポレーションＩｎｔｅｒｎａｔｉｏｎａｌ Ｂｕｓｉｎｅｓｓ Ｍａｃｈｉｎｅｓ Ｃｏｒｐｏｒａｔｉｏｎ 文字列がオートマトンに受理されるか否かを認証するシステム
US9397986B2 (en) * 2012-01-19 2016-07-19 Globalfoundries Inc. Authenticating acceptance of a string using an automaton
HUP1300501A1 (hu) 2013-08-26 2015-03-02 Pannon Szoftver Kft Automataelméleti alapú kriptográfiai berendezés és eljárás információk titkosítására és visszafejtésére

Also Published As

Publication number Publication date
EP3639464B1 (en) 2021-02-17
EP3639464A1 (en) 2020-04-22
WO2018229666A1 (en) 2018-12-20
US20200099514A1 (en) 2020-03-26
US11165563B2 (en) 2021-11-02

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