DE69529782D1 - Verfahren und Vorrichtung mit Entschlüsselungsstub, die es ermöglicht, Software zu erproben - Google Patents

Verfahren und Vorrichtung mit Entschlüsselungsstub, die es ermöglicht, Software zu erproben

Info

Publication number
DE69529782D1
DE69529782D1 DE69529782T DE69529782T DE69529782D1 DE 69529782 D1 DE69529782 D1 DE 69529782D1 DE 69529782 T DE69529782 T DE 69529782T DE 69529782 T DE69529782 T DE 69529782T DE 69529782 D1 DE69529782 D1 DE 69529782D1
Authority
DE
Germany
Prior art keywords
stub
decryption
test software
software
test
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
DE69529782T
Other languages
English (en)
Inventor
Thomas Edward Cooper
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 DE69529782D1 publication Critical patent/DE69529782D1/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
    • 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
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
    • G06F2211/007—Encryption, En-/decode, En-/decipher, En-/decypher, Scramble, (De-)compress
DE69529782T 1994-04-25 1995-04-10 Verfahren und Vorrichtung mit Entschlüsselungsstub, die es ermöglicht, Software zu erproben Expired - Lifetime DE69529782D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23503394A 1994-04-25 1994-04-25

Publications (1)

Publication Number Publication Date
DE69529782D1 true DE69529782D1 (de) 2003-04-10

Family

ID=22883794

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69529782T Expired - Lifetime DE69529782D1 (de) 1994-04-25 1995-04-10 Verfahren und Vorrichtung mit Entschlüsselungsstub, die es ermöglicht, Software zu erproben

Country Status (6)

Country Link
US (1) US5737416A (de)
EP (1) EP0679978B1 (de)
JP (1) JP3503774B2 (de)
KR (1) KR100200445B1 (de)
CA (1) CA2143874C (de)
DE (1) DE69529782D1 (de)

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* Cited by examiner, † Cited by third party
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CA2143874A1 (en) 1995-10-26

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