Abstract: Methods and systems for obscuring the location of critical system files are provided. In particular, the locations of files stored within a file system are selected by applying various inputs to a hash algorithm. For system files, the inputs applied to the hash algorithm can include a user name and password. For data files, the information provided to the hash algorithm can include the file name. In addition to providing random file locations, a file system in accordance with embodiments of the present invention can homogenize other information, including file names, sizes and creation dates.

Abstract: Methods and systems for enabling content to be securely and conveniently distributed to authorized users are provided. More particularly, content is maintained in encrypted form on sending and receiving devices, and during transport. In addition, policies related to the use of, access to, and distribution of content can be enforced. Features are also provided for controlling the release of information related to users. The distribution and control of contents can be performed in association with a client application that presents content and that manages keys.