DE69531079D1 - Verfahren und Vorrichtung mit rechnerabhängiger Identifizierung, die es ermöglicht, Software zu erproben - Google Patents

Verfahren und Vorrichtung mit rechnerabhängiger Identifizierung, die es ermöglicht, Software zu erproben

Info

Publication number
DE69531079D1
DE69531079D1 DE69531079T DE69531079T DE69531079D1 DE 69531079 D1 DE69531079 D1 DE 69531079D1 DE 69531079 T DE69531079 T DE 69531079T DE 69531079 T DE69531079 T DE 69531079T DE 69531079 D1 DE69531079 D1 DE 69531079D1
Authority
DE
Germany
Prior art keywords
computer
test software
dependent identification
dependent
identification
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 - Lifetime
Application number
DE69531079T
Other languages
English (en)
Other versions
DE69531079T2 (de
Inventor
Thomas Edward Cooper
Hudson Wayne Philips
Robert Franklin Pryor
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE69531079D1 publication Critical patent/DE69531079D1/de
Publication of DE69531079T2 publication Critical patent/DE69531079T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F8/00—Arrangements for software engineering
    • 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
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/12—Protecting executable software
    • G06F21/121—Restricting unauthorised execution of programs
    • G06F21/125—Restricting unauthorised execution of programs by manipulating the program code, e.g. source code, compiled code, interpreted code, machine code
    • G06F21/126—Interacting with the operating system
    • 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
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/106—Enforcing content protection by specific content processing
    • G06F21/1063—Personalisation
    • 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
    • G06F2221/2137—Time limited access, e.g. to a computer or data
DE69531079T 1994-04-25 1995-04-18 Verfahren und Vorrichtung mit rechnerabhängiger Identifizierung, die es ermöglicht, Software zu erproben Expired - Lifetime DE69531079T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/235,032 US5757907A (en) 1994-04-25 1994-04-25 Method and apparatus for enabling trial period use of software products: method and apparatus for generating a machine-dependent identification
US235032 2002-09-03

Publications (2)

Publication Number Publication Date
DE69531079D1 true DE69531079D1 (de) 2003-07-24
DE69531079T2 DE69531079T2 (de) 2004-04-22

Family

ID=22883791

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69531079T Expired - Lifetime DE69531079T2 (de) 1994-04-25 1995-04-18 Verfahren und Vorrichtung mit rechnerabhängiger Identifizierung, die es ermöglicht, Software zu erproben

Country Status (6)

Country Link
US (1) US5757907A (de)
EP (1) EP0679980B1 (de)
JP (1) JPH07295801A (de)
KR (1) KR100200443B1 (de)
CA (1) CA2145926C (de)
DE (1) DE69531079T2 (de)

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CA2145926A1 (en) 1995-10-26
US5757907A (en) 1998-05-26
JPH07295801A (ja) 1995-11-10
DE69531079T2 (de) 2004-04-22
KR100200443B1 (ko) 1999-06-15
EP0679980B1 (de) 2003-06-18
KR950029929A (ko) 1995-11-24
EP0679980A1 (de) 1995-11-02

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