GB193035A - Ciphering machine - Google Patents

Ciphering machine

Info

Publication number
GB193035A
GB193035A GB3291/23A GB329123A GB193035A GB 193035 A GB193035 A GB 193035A GB 3291/23 A GB3291/23 A GB 3291/23A GB 329123 A GB329123 A GB 329123A GB 193035 A GB193035 A GB 193035A
Authority
GB
United Kingdom
Prior art keywords
drums
armature
electromagnet
signs
counting
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB3291/23A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NAAMLOOZE VENNOOTSCHAP INGENIE
Original Assignee
NAAMLOOZE VENNOOTSCHAP INGENIE
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 NAAMLOOZE VENNOOTSCHAP INGENIE filed Critical NAAMLOOZE VENNOOTSCHAP INGENIE
Publication of GB193035A publication Critical patent/GB193035A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C3/00—Typewriters for ciphering or deciphering cryptographic text
    • G09C3/04—Typewriters for ciphering or deciphering cryptographic text wherein the operative connections between the keys and the type-bars are automatically and continuously permuted, during operation, by a coding or key member
    • G09C3/08—Typewriters for ciphering or deciphering cryptographic text wherein the operative connections between the keys and the type-bars are automatically and continuously permuted, during operation, by a coding or key member the connections being electrical

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
  • Pinball Game Machines (AREA)
GB3291/23A 1922-02-11 1923-02-03 Ciphering machine Expired GB193035A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE193035X 1922-02-11

Publications (1)

Publication Number Publication Date
GB193035A true GB193035A (en) 1924-07-03

Family

ID=5737058

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3291/23A Expired GB193035A (en) 1922-02-11 1923-02-03 Ciphering machine

Country Status (3)

Country Link
US (1) US1657411A (cs)
FR (1) FR561910A (cs)
GB (1) GB193035A (cs)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4155659A (en) * 1940-02-05 1979-05-22 The United States Of America As Represented By The Secretary Of The Navy Printing and coding machine
US2877565A (en) * 1944-08-11 1959-03-17 William F Friedman Electrical cryptograph
US2439497A (en) * 1945-05-12 1948-04-13 Ibm Carriage spacing means for signalcontrolled printing apparatus
IL108645A (en) * 1994-02-14 1997-09-30 Elementrix Technologies Ltd Protected communication method and system
SE502380C2 (sv) * 1994-09-14 1995-10-09 Leif Karlsson Förfarande och anordning för att underlätta behörig och samtidigt försvåra obehörig åtkomst till ett flertal sifferkoder
US7587044B2 (en) * 1998-01-02 2009-09-08 Cryptography Research, Inc. Differential power analysis method and apparatus
CA2316227C (en) * 1998-01-02 2009-08-11 Cryptography Research, Inc. Leak-resistant cryptographic method and apparatus
AU6381699A (en) * 1998-06-03 2000-01-10 Cryptography Research, Inc. Improved des and other cryptographic processes with leak minimization for smartcards and other cryptosystems
CA2334597C (en) 1998-07-02 2007-09-04 Cryptography Research, Inc. Leak-resistant cryptographic indexed key update
US6519699B2 (en) * 1998-08-07 2003-02-11 International Business Machines Corporation Method and system for voice guided secure entry of private data in a public setting
US6868499B1 (en) * 2000-06-08 2005-03-15 Sun Microsystems, Inc. Method and apparatus for password re-entry
US8488779B2 (en) 2011-07-25 2013-07-16 Grey Heron Technologies, Llc Method and system for conducting high speed, symmetric stream cipher encryption
US11347706B2 (en) 2015-12-31 2022-05-31 Scott W. McLellan Rotor movement control and rotor wiring for rotor-based encryption machines and electronic equivalents

Also Published As

Publication number Publication date
US1657411A (en) 1928-01-24
FR561910A (cs) 1923-10-30

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