CH673163A5 - - Google Patents

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Publication number
CH673163A5
CH673163A5 CH1960/87A CH196087A CH673163A5 CH 673163 A5 CH673163 A5 CH 673163A5 CH 1960/87 A CH1960/87 A CH 1960/87A CH 196087 A CH196087 A CH 196087A CH 673163 A5 CH673163 A5 CH 673163A5
Authority
CH
Switzerland
Prior art keywords
lines
keyboard
computer
keystrokes
reception periods
Prior art date
Application number
CH1960/87A
Other languages
German (de)
English (en)
Inventor
Sten Ragnar
Mats Olsson
Original Assignee
Ljungmans Ind Ab
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 Ljungmans Ind Ab filed Critical Ljungmans Ind Ab
Publication of CH673163A5 publication Critical patent/CH673163A5/de

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G07F7/0806—Details of the card
    • G07F7/0813—Specific details related to card security
    • G07F7/082—Features insuring the integrity of the data on or in the card
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/82—Protecting input, output or interconnection devices
    • G06F21/83—Protecting input, output or interconnection devices input devices, e.g. keyboards, mice or controllers thereof
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
    • G06Q20/34—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using cards, e.g. integrated circuit [IC] cards or magnetic cards
    • G06Q20/341—Active cards, i.e. cards including their own processing means, e.g. including an IC or chip
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G07F7/10—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means together with a coded signal, e.g. in the form of personal identification information, like personal identification number [PIN] or biometric data
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G07F7/10—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means together with a coded signal, e.g. in the form of personal identification information, like personal identification number [PIN] or biometric data
    • G07F7/1008—Active credit-cards provided with means to personalise their use, e.g. with PIN-introduction/comparison system

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Business, Economics & Management (AREA)
  • Strategic Management (AREA)
  • Accounting & Taxation (AREA)
  • General Business, Economics & Management (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
CH1960/87A 1986-05-22 1987-05-21 CH673163A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8602323A SE448803B (sv) 1986-05-22 1986-05-22 Sett att forhindra obehorig atkomst av information

Publications (1)

Publication Number Publication Date
CH673163A5 true CH673163A5 (fr) 1990-02-15

Family

ID=20364608

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1960/87A CH673163A5 (fr) 1986-05-22 1987-05-21

Country Status (9)

Country Link
AU (1) AU585718B2 (fr)
CH (1) CH673163A5 (fr)
DK (1) DK166114C (fr)
ES (1) ES2003804A6 (fr)
FI (1) FI85637C (fr)
FR (1) FR2599164A1 (fr)
GB (1) GB2190775B (fr)
NO (1) NO172315C (fr)
SE (1) SE448803B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8826340D0 (en) * 1988-11-10 1988-12-14 Ncr Co Data entry keyboard apparatus
FR2641656B1 (fr) * 1988-12-20 1991-08-02 Bull Sa Procede de brouillage de l'identification d'une touche d'un clavier non code, et circuit pour la mise en oeuvre du procede
US5254989A (en) * 1988-12-20 1993-10-19 Bull S.A. Garbling the identification of a key of a non-coded keyboard, and circuit for performing the method
ATE134055T1 (de) * 1990-09-17 1996-02-15 Siemens Nixdorf Inf Syst Verfahren zur verschleierung einer eingabe bei einem tastatureingabegerät für sicherheitsrelevante daten
US5832206A (en) * 1996-03-25 1998-11-03 Schlumberger Technologies, Inc. Apparatus and method to provide security for a keypad processor of a transaction terminal
FR2982392B1 (fr) * 2011-11-04 2013-12-20 Ingenico Sa Procede et dispositif de gestion d'une matrice de touches, avec protection contre un dispositif espion actif, produit programme d'ordinateur et moyen de stockage correspondants.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4333090A (en) * 1980-05-05 1982-06-01 Hirsch Steven B Secure keyboard input terminal
EP0081765B2 (fr) * 1981-12-11 1991-07-03 Bayerische Motoren Werke Aktiengesellschaft, Patentabteilung AJ-3 Dispositif anti-vol pour véhicules automobiles

Also Published As

Publication number Publication date
SE448803B (sv) 1987-03-16
AU7326587A (en) 1987-11-26
FI872194A (fi) 1987-11-23
AU585718B2 (en) 1989-06-22
FI872194A0 (fi) 1987-05-19
DK166114C (da) 1993-07-19
FI85637B (fi) 1992-01-31
GB2190775A (en) 1987-11-25
NO872131D0 (no) 1987-05-21
DK257587A (da) 1987-11-23
ES2003804A6 (es) 1988-11-16
GB2190775B (en) 1989-12-13
NO872131L (no) 1987-11-23
SE8602323D0 (sv) 1986-05-22
FR2599164A1 (fr) 1987-11-27
FI85637C (fi) 1992-05-11
NO172315B (no) 1993-03-22
DK166114B (da) 1993-03-08
GB8710323D0 (en) 1987-06-03
NO172315C (no) 1993-06-30
DK257587D0 (da) 1987-05-21

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Legal Events

Date Code Title Description
PL Patent ceased