AU4107393A - System for protection of software - Google Patents

System for protection of software

Info

Publication number
AU4107393A
AU4107393A AU41073/93A AU4107393A AU4107393A AU 4107393 A AU4107393 A AU 4107393A AU 41073/93 A AU41073/93 A AU 41073/93A AU 4107393 A AU4107393 A AU 4107393A AU 4107393 A AU4107393 A AU 4107393A
Authority
AU
Australia
Prior art keywords
software
protection
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.)
Abandoned
Application number
AU41073/93A
Inventor
Mark Lieberman
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU4107393A publication Critical patent/AU4107393A/en
Abandoned 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
    • G11B20/00123—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers the record carrier being identified by recognising some of its unique characteristics, e.g. a unique defect pattern serving as a physical signature of the record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00217—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
    • G11B20/00253—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0092—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors
    • 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
AU41073/93A 1992-04-20 1993-04-20 System for protection of software Abandoned AU4107393A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US87183992A 1992-04-20 1992-04-20
US871839 1992-04-20

Publications (1)

Publication Number Publication Date
AU4107393A true AU4107393A (en) 1993-11-18

Family

ID=25358260

Family Applications (1)

Application Number Title Priority Date Filing Date
AU41073/93A Abandoned AU4107393A (en) 1992-04-20 1993-04-20 System for protection of software

Country Status (3)

Country Link
AU (1) AU4107393A (en)
CA (1) CA2133960A1 (en)
WO (1) WO1993021582A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1003462C2 (en) * 1996-06-28 1998-01-07 Writzer Ties Gerrit Kuipers Telecommunications access system for subscribers
DK2997A (en) * 1997-01-09 1997-01-14 Hans Jessen Procedure for preventing unauthorized use of computer program
US6259575B1 (en) * 1998-07-01 2001-07-10 Iomega Corporation Readable indelible mark on storage media
US6324026B1 (en) * 1998-07-01 2001-11-27 Iomega Corporation Readable indelible mark on storage media
GB9821808D0 (en) * 1998-10-06 1998-12-02 Dilla Limited C Method and apparatus for determining the provenance of a data carrying disc

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4462078A (en) * 1982-08-02 1984-07-24 Ron Ross Computer program protection method
US4785361A (en) * 1982-11-08 1988-11-15 Vault Corporation Method and apparatus for frustrating the unauthorized copying of recorded data
US4734796A (en) * 1983-04-14 1988-03-29 Amiram Grynberg Technique for preventing unauthorized copying of information recorded on a recording medium and a protected recording medium
US4584641A (en) * 1983-08-29 1986-04-22 Paul Guglielmino Copyprotecting system for software protection
US4577289A (en) * 1983-12-30 1986-03-18 International Business Machines Corporation Hardware key-on-disk system for copy-protecting magnetic storage media
US4748561A (en) * 1984-05-14 1988-05-31 Mark Brown Method of protecting computer software
US5014234A (en) * 1986-08-25 1991-05-07 Ncr Corporation System with software usage timer and counter for allowing limited use but preventing continued unauthorized use of protected software
US4796220A (en) * 1986-12-15 1989-01-03 Pride Software Development Corp. Method of controlling the copying of software

Also Published As

Publication number Publication date
CA2133960A1 (en) 1993-10-28
WO1993021582A1 (en) 1993-10-28

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