Full Title or Meme
There are a variety of reasons to limit access to a resource on the web. The primary ones are:
- Embarrassment - there are some things we just don't want others to know about us.
- Financial - there are some things that we want to make a profit from releasing.
In the following cases Access Control is addressed independently from Identity Management.
Access Control Encryption
or ACE is a scheme for using attribute encryption to acquire access.
- See wiki page on Access Token.