| 摘要 |
The present invention relates to the field of sharing encrypted content. In one form, the invention relates to multiple user access and management of encrypted content. In one particular aspect, the present invention is suitable for use in community controlled encryption of shared content using indirect keys. The present invention relates to the use of encrypted intermediate key(s), such as an encrypted community key and/or workspace key, A changeable group of users is associated with a community key. Changeable set of content is associated with a workspace key. The present invention also uses permits in association with encrypted keys. |
