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  2. Orders of magnitude (data) - Wikipedia

    en.wikipedia.org/wiki/Orders_of_magnitude_(data)

    The order of magnitude of data may be specified in strictly standards-conformant units of information and multiples of the bit and byte with decimal scaling, or using historically common usages of a few multiplier prefixes in a binary interpretation which has been common in computing until new binary prefixes were defined in the 1990s..

  3. List of copy protection schemes - Wikipedia

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

    A file with activation key that needs to be installed in same directory as software; similarly, a disc media (often installation disc) may be required as key disk for activation. [1] Code Morphing Hiding intermediate code by means of code obfuscation so that execution logic is not visible. This method does not protect against runtime tracing. [2]

  4. Timeline of binary prefixes - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_binary_prefixes

    Page 5: Table list memory options as 64KB, 128KB, and 256KB. Memory Expansion is up to 2048KB; Page 9: "Memory for the V77-800 is available in 128K byte and 256K byte increments up to a maximum of 2 megabytes" Page 21: Moving Head Disks – units up to 232 million byte disk pack systems. Diskette – storage of 0.5 MB per drive.

  5. AACS encryption key controversy - Wikipedia

    en.wikipedia.org/wiki/AACS_encryption_key...

    AACS can be used to revoke a key of a specific playback device, after it is known to have been compromised, as it has for WinDVD. [21] The compromised players can still be used to view old discs, but not newer releases without encryption keys for the compromised players.

  6. Device Keys - Wikipedia

    en.wikipedia.org/wiki/Device_Keys

    The processing keys at higher position in the tree than the given set of Device Keys are not reachable. A given set of Device Keys give access to a given set of Processing keys, it is to say to a given set of decodable MKB. This way, to revoke a given device key, the MKB needs only be encrypted with a Processing Key which is not reachable by ...

  7. List of digital keys in mobile wallets - Wikipedia

    en.wikipedia.org/wiki/List_of_digital_keys_in...

    Digital keys that operate over NFC and/or UWB are compatible with a variety of mobile wallets.These digital keys can be stored in smart devices through the use of mobile wallets that have access to the device's embedded secure element, such as Google Wallet for Android & Wear OS, Samsung Wallet for Android, Huawei Wallet for HarmonyOS, or Apple Wallet for iOS & watchOS.

  8. Media Key Block - Wikipedia

    en.wikipedia.org/wiki/Media_Key_Block

    Media Key Block structure. Even though it seems a simple mechanism the MKB key which is found in the physical support of the disc follows a complex structure. The MKB is distributed in blocks that contain the version of the Media key, the list of devices that have been revoked, a field to authenticate the MKB, and other fields that specify parameters corresponding to the decrypting algorithm ...

  9. Movies Anywhere - Wikipedia

    en.wikipedia.org/wiki/Movies_Anywhere

    Movies Anywhere (MA) is a cloud-based digital rights locker and over-the-top streaming platform that allows users to stream and download purchased films, including digital copies redeemed from codes found in home video releases as well as digital purchases from participating services. Movies Anywhere is operated by The Walt Disney Company.