IT953792B - Sistema crittografico per critto grafare blocchi di dati binari in particolare nell ambito di un si stema per l elaborazione dei dati - Google Patents

Sistema crittografico per critto grafare blocchi di dati binari in particolare nell ambito di un si stema per l elaborazione dei dati

Info

Publication number
IT953792B
IT953792B IT23580/72A IT2358072A IT953792B IT 953792 B IT953792 B IT 953792B IT 23580/72 A IT23580/72 A IT 23580/72A IT 2358072 A IT2358072 A IT 2358072A IT 953792 B IT953792 B IT 953792B
Authority
IT
Italy
Prior art keywords
crypting
graphing
scope
data processing
processing system
Prior art date
Application number
IT23580/72A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT953792B publication Critical patent/IT953792B/it

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
    • 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)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Lock And Its Accessories (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
IT23580/72A 1971-06-30 1972-04-27 Sistema crittografico per critto grafare blocchi di dati binari in particolare nell ambito di un si stema per l elaborazione dei dati IT953792B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15836071A 1971-06-30 1971-06-30

Publications (1)

Publication Number Publication Date
IT953792B true IT953792B (it) 1973-08-10

Family

ID=22567775

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23580/72A IT953792B (it) 1971-06-30 1972-04-27 Sistema crittografico per critto grafare blocchi di dati binari in particolare nell ambito di un si stema per l elaborazione dei dati

Country Status (11)

Country Link
US (1) US3798359A (it)
JP (1) JPS5422061B1 (it)
BE (1) BE785725A (it)
CA (1) CA960972A (it)
CH (1) CH548710A (it)
DE (1) DE2231849C3 (it)
FR (1) FR2144438A5 (it)
GB (1) GB1351573A (it)
IT (1) IT953792B (it)
NL (1) NL179018C (it)
SE (1) SE383463B (it)

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Also Published As

Publication number Publication date
DE2231849A1 (de) 1973-01-11
BE785725A (fr) 1972-10-16
NL7208985A (it) 1973-01-03
SE383463B (sv) 1976-03-08
CA960972A (en) 1975-01-14
JPS5422061B1 (it) 1979-08-03
NL179018C (nl) 1986-06-16
US3798359A (en) 1974-03-19
GB1351573A (en) 1974-05-01
FR2144438A5 (it) 1973-02-09
NL179018B (nl) 1986-01-16
CH548710A (de) 1974-04-30
DE2231849B2 (de) 1975-04-03
DE2231849C3 (de) 1976-01-02

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