SE8902165D0 - Krypteringskrets - Google Patents

Krypteringskrets

Info

Publication number
SE8902165D0
SE8902165D0 SE8902165A SE8902165A SE8902165D0 SE 8902165 D0 SE8902165 D0 SE 8902165D0 SE 8902165 A SE8902165 A SE 8902165A SE 8902165 A SE8902165 A SE 8902165A SE 8902165 D0 SE8902165 D0 SE 8902165D0
Authority
SE
Sweden
Prior art keywords
encryption
circuit
standard
memory
encryption algorithm
Prior art date
Application number
SE8902165A
Other languages
English (en)
Other versions
SE8902165L (sv
SE464991B (sv
Inventor
S Ohlsson
Original Assignee
Televerket
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 Televerket filed Critical Televerket
Priority to SE8902165A priority Critical patent/SE464991B/sv
Publication of SE8902165D0 publication Critical patent/SE8902165D0/sv
Priority to DE1990622780 priority patent/DE69022780T2/de
Priority to EP19900850188 priority patent/EP0403456B1/en
Publication of SE8902165L publication Critical patent/SE8902165L/sv
Publication of SE464991B publication Critical patent/SE464991B/sv

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
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • H04L9/0625—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation with splitting of the data block into left and right halves, e.g. Feistel based algorithms, DES, FEAL, IDEA or KASUMI
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/12—Details relating to cryptographic hardware or logic circuitry
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/24—Key scheduling, i.e. generating round keys or sub-keys for block encryption

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
SE8902165A 1989-06-16 1989-06-16 Krypteringskrets uppbyggd med grindmatristeknik SE464991B (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE8902165A SE464991B (sv) 1989-06-16 1989-06-16 Krypteringskrets uppbyggd med grindmatristeknik
DE1990622780 DE69022780T2 (de) 1989-06-16 1990-05-18 Verschlüsselungsschaltung.
EP19900850188 EP0403456B1 (en) 1989-06-16 1990-05-18 Encryption circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8902165A SE464991B (sv) 1989-06-16 1989-06-16 Krypteringskrets uppbyggd med grindmatristeknik

Publications (3)

Publication Number Publication Date
SE8902165D0 true SE8902165D0 (sv) 1989-06-16
SE8902165L SE8902165L (sv) 1990-12-17
SE464991B SE464991B (sv) 1991-07-08

Family

ID=20376293

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8902165A SE464991B (sv) 1989-06-16 1989-06-16 Krypteringskrets uppbyggd med grindmatristeknik

Country Status (3)

Country Link
EP (1) EP0403456B1 (sv)
DE (1) DE69022780T2 (sv)
SE (1) SE464991B (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1102310C (zh) * 1994-07-14 2003-02-26 林仙坎 一种文件加密处理方法
US6243469B1 (en) * 1997-09-18 2001-06-05 Matsushita Electric Industrial Co., Ltd. Information transmission method and apparatus
KR100377176B1 (ko) 2000-06-12 2003-03-26 주식회사 하이닉스반도체 데이터 암호화 표준 알고리즘을 이용한 암호화 장치
KR100377172B1 (ko) * 2000-06-13 2003-03-26 주식회사 하이닉스반도체 데이터 암호화 표준 알고리즘을 이용한 암호화 장치의 키스케쥴러

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4274085A (en) * 1979-06-28 1981-06-16 Motorola, Inc. Flexible mode DES system
DE3631992A1 (de) * 1986-03-05 1987-11-05 Holger Sedlak Kryptographie-verfahren und kryptographie-prozessor zur durchfuehrung des verfahrens
US4771462A (en) * 1987-02-18 1988-09-13 Hannan Forrest A Communication port encryption/decryption method and apparatus

Also Published As

Publication number Publication date
SE8902165L (sv) 1990-12-17
EP0403456B1 (en) 1995-10-04
SE464991B (sv) 1991-07-08
EP0403456A3 (en) 1991-01-16
DE69022780D1 (de) 1995-11-09
EP0403456A2 (en) 1990-12-19
DE69022780T2 (de) 1996-03-14

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