PlayStation To Delete A Ton Of TV Shows Users Already Paid For::Sony says Mythbusters and more Discovery TV shows are going away whether you bought them or not

  • faultyproboscus@sh.itjust.works
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    1 year ago

    Nah. This would require an update be sent out to every blu ray player, which is not feasible unless they were all standardized to a single database or service for their license keys.

    Even if that were the case, which it’s not, the device would need to connect to the internet for this scheme to work.

    • BorgDrone@lemmy.one
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      1 year ago

      This would require an update be sent out to every blu ray player, which is not feasible unless they were all standardized to a single database or service for their license keys.

      There are several ways to disable your player.

      First, the movies themselves are encrypted with a unique key, that key is then encrypted with another set of keys and stored on the disc. Your player will read those encrypted keys off the disc and use it’s own keys to decrypt the key needed to decrypt the movie. If the blu-ray association determines that your player is compromised, they change the way the movie key is encrypted so your players key can no longer decrypt it. This means your player simply won’t play any movies newer than a certain date.

      For blu-ray drives in your PC it’s a bit different. Your software player needs a so called ‘host key’ to be able to access the blu-ray drive. Once the key you are using is found to be compromised it’s put on a revocation list. When a new blu-ray movie is mastered they include the latests revocation list on that disc. If that list is newer than the one in the drive, the drive updates it’s internal list using the list from the disc. If your player software uses a key on that list, the drive will refuse to read any movie. You need a new, unblacklisted, host key to be able to play movies again.

      There is no need to connect to the internet for any of these schemes, the updates are simply distributed through the blu-ray discs themselves.

      • faultyproboscus@sh.itjust.works
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        1 year ago

        So that’s what happened to my Blu-ray drive on my PC! I had to flash the firmware to a custom version for ripping to get it to read anything.

        That is incredibly shitty behavior. I’m putting the disk that I purchased into my own hardware. The studio already got my money from the sale, why the hell do they care?

        • BorgDrone@lemmy.one
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          1 year ago

          That is incredibly shitty behavior. I’m putting the disk that I purchased into my own hardware. The studio already got my money from the sale, why the hell do they care?

          They care because:

          for ripping

          There would be no problem if you used a licensed software player to simply play back the disc. The problem is you’re trying to rip it with an illicit host key. They don’t want you ripping the disc and spreading it over the internet. You’re only allowed to play it from the original disc using a certified player.