DRM solution for android tablets and mobiles: 1. Encryption module (on PC / Laptop (windows)) to encrypt content to be delivered to android tablet, 2. Dedicated viewers for decryption and reading viewing content on android tablet & mobile. (pdf, epub, flash, mp4) 3. Licensing mechanism (allows content bundling of various formats) : Sending by email, or check validity when connected. (from our website etc) 4. Periodical licensing / subscription for content. (a day, week, month, years etc.) 5. Ready solution would be highly appreciated. 6. Source code and IP will be owned by us ultimately. 7. Proper documentation. 8. Ref haihaisoft , netsync.kr etc.