> Additional restrictions on licensed material
What if I received CC-licensed material encumbered with effective technological measures (such as DRM)?
If you have received material under a CC license that is encumbered with effective technological measures (such as digital rights management or DRM), you may or may not be permitted to break it, depending on the circumstances. By releasing material under a CC license, the licensor agrees not to assert any rights she may have to prevent the circumvention of effective technological measures. (Under the 3.0 and earlier licenses, this is implied …