HK1008587A1 - Secret data storage device and secret data reading method - Google Patents

Secret data storage device and secret data reading method

Info

Publication number
HK1008587A1
HK1008587A1 HK98108846A HK98108846A HK1008587A1 HK 1008587 A1 HK1008587 A1 HK 1008587A1 HK 98108846 A HK98108846 A HK 98108846A HK 98108846 A HK98108846 A HK 98108846A HK 1008587 A1 HK1008587 A1 HK 1008587A1
Authority
HK
Hong Kong
Prior art keywords
secret data
storage device
reading method
data storage
data reading
Prior art date
Application number
HK98108846A
Other languages
English (en)
Inventor
Hiroshi Yamamoto
Original Assignee
Casio Computer Co Ltd
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 Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Publication of HK1008587A1 publication Critical patent/HK1008587A1/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • 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
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication
    • G06F21/36—User authentication by graphic or iconic representation
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/30—Individual registration on entry or exit not involving the use of a pass
    • G07C9/32—Individual registration on entry or exit not involving the use of a pass in combination with an identity check
    • G07C9/33—Individual registration on entry or exit not involving the use of a pass in combination with an identity check by means of a password
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2131—Lost password, e.g. recovery of lost or forgotten passwords

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Storage Device Security (AREA)
  • Calculators And Similar Devices (AREA)
HK98108846A 1995-11-30 1998-07-03 Secret data storage device and secret data reading method HK1008587A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP31222995A JP3764961B2 (ja) 1995-11-30 1995-11-30 シークレットデータ記憶装置及びシークレットデータの読み出し方法
PCT/JP1996/003463 WO1997020265A1 (en) 1995-11-30 1996-11-27 Secret data storage device, secret data reading method, and control program storing medium

Publications (1)

Publication Number Publication Date
HK1008587A1 true HK1008587A1 (en) 1999-07-30

Family

ID=18026740

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98108846A HK1008587A1 (en) 1995-11-30 1998-07-03 Secret data storage device and secret data reading method

Country Status (10)

Country Link
US (1) US5928364A (de)
EP (1) EP0807284A1 (de)
JP (1) JP3764961B2 (de)
KR (1) KR19980701736A (de)
CN (1) CN1109948C (de)
AU (1) AU697998B2 (de)
CA (1) CA2211026C (de)
EA (1) EA000725B1 (de)
HK (1) HK1008587A1 (de)
WO (1) WO1997020265A1 (de)

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US8739278B2 (en) * 2006-04-28 2014-05-27 Oracle International Corporation Techniques for fraud monitoring and detection using application fingerprinting
US8117458B2 (en) * 2006-05-24 2012-02-14 Vidoop Llc Methods and systems for graphical image authentication
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US8732477B2 (en) * 2006-05-24 2014-05-20 Confident Technologies, Inc. Graphical image authentication and security system
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Also Published As

Publication number Publication date
KR19980701736A (ko) 1998-06-25
EP0807284A1 (de) 1997-11-19
US5928364A (en) 1999-07-27
AU697998B2 (en) 1998-10-22
JPH09152991A (ja) 1997-06-10
CN1109948C (zh) 2003-05-28
WO1997020265A1 (en) 1997-06-05
CA2211026C (en) 2001-09-11
EA199700154A1 (ru) 1997-12-30
EA000725B1 (ru) 2000-02-28
AU7639096A (en) 1997-06-19
JP3764961B2 (ja) 2006-04-12
CA2211026A1 (en) 1997-06-05
CN1169784A (zh) 1998-01-07

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20141127