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Audience: video content creators | |
It is alleged that: | |
* the initial DRM implementation simply XOR'd the first 13 bytes of the first 15 x 1K blocks of the video file; | |
* the 13 byte key was literally, "RANDOM STRING" | |
* reference: https://plus.google.com/+AsherLangton/posts/Yk71MgkvAXx | |
It was later observed that: | |
* the DRM implementation was changed to XOR the first 32 bytes of the first 16 x 1K blocks of the video file; | |
* the 32 byte key appears random; |