@bitsgalore @BertrandCaron @tallison I can provide you some examples (both Adobe DRM and LCP Readium DRM). I would prefer not to share them publicly, but by email. In the meantime this is a test with an LCP protected EPUB and TIka 2.9.1 https://gist.github.com/atomotic/90a7e8c30faeeba37c7cc6459c5d947b