Waha Security, A Digit Content Security is being studied and developed under LDRM (Last-Mile Digital Rights Management) structure. It provides the products that would secure digit content. Except for each function of LDRM, Waha Security has its own patent, such as file auto-deletion and security key. Both Waha Security and LDRM are not only to provide each security function for users but also to protect digital content and copyright maintenance through its technology. The differences are, however, Waha Security provides the protection for most types of file formats as well, and is not limited to OFFICE, Photo, Media, Music or PDF files. It has multiple applications such as combining with software/hardware products, business file management, business digit copyright management, server management, client file management, un-presented ideas such as music, movie and art design.