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  2. Rob Northen copylock - Wikipedia

    en.wikipedia.org/wiki/Rob_Northen_copylock

    Rob Northen Copylock (also known simply as Copylock) is a copy-protection system designed to prevent disk duplication with standard floppy disk drives on the Amiga, Atari ST, and IBM PC compatibles. It was created by British programmer Rob Northen after founding his own company Copylock Software. It was used mainly to prevent games from being ...

  3. Copy protection - Wikipedia

    en.wikipedia.org/wiki/Copy_protection

    A similar copy protection system was used in Spyro: Year of the Dragon, although it only uses one copy protection check at the beginning of the game (see below). In an unauthorized version of the PC edition of Mass Effect, the game save mechanism did not work and the in-game galactic map caused the game to crash. As the galactic map is needed ...

  4. Cactus Data Shield - Wikipedia

    en.wikipedia.org/wiki/Cactus_Data_Shield

    One of the earliest released CDs using Cactus Data Shield was White Lilies Island by Natalie Imbruglia, which was released in November 2001. With only a minor mention of the CDS in the small print of the CD case, the album was the subject of many complaints from consumers who found that they could not play the CD on non-Windows computers, games ...

  5. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  6. Police code - Wikipedia

    en.wikipedia.org/wiki/Police_code

    Police code. A police code is a brevity code, usually numerical or alphanumerical, used to transmit information between law enforcement over police radio systems in the United States. Examples of police codes include "10 codes" (such as 10-4 for "okay" or "acknowledged"—sometimes written X4 or X-4), signals, incident codes, response codes, or ...

  7. List of copy protection schemes - Wikipedia

    en.wikipedia.org/wiki/List_of_copy_protection...

    Commercial Blu-ray Disc protection schemes. AACS. The encrypted content can only be decrypted using combination of media key (obtained from Media Key Block by one of device keys available for each reproduction devices) and the Volume ID (unique identifiers stored on each disk) of the media. BD+. The BD+ virtual machine embedded in authorized ...

  8. Software protection dongle - Wikipedia

    en.wikipedia.org/wiki/Software_protection_dongle

    A software protection dongle (commonly known as a dongle or key) is an electronic copy protection and content protection device. When connected to a computer or other electronics, they unlock software functionality or decode content. [1] The hardware key is programmed with a product key or other cryptographic protection mechanism and functions ...

  9. File locking - Wikipedia

    en.wikipedia.org/wiki/File_locking

    File locking. File locking is a mechanism that restricts access to a computer file, or to a region of a file, by allowing only one user or process to modify or delete it at a specific time and to prevent reading of the file while it's being modified or deleted. Systems implement locking to prevent the classic interceding update scenario, which ...