Planned improvement for our security model include the following:

Medium Priority

Page and Access Control

• Enable page level security controls to be implemented by a category
  
• Enable pages to be hidden from some users
  
• Enable users to be able to create "personal pages" that can only be edited by an admin
  
• Enable restricted tags and bookmarks that can only be applied for users with certain roles
  

Single Sign On

• Improve architecture for single-sign-on across components
  

Social Profile Data Portability

• Enable widgsts from other social networking sites to be featured on social profile page
  

Low Priority

Single Sign On

• Enable use of openID as a way to login to the site using  http://www.mediawiki.org/wiki/Extension:OpenID
  

Social Profile Data Portability

• Enable sharing of personal data to be easily imported between omCollab installations
  
• Enable widgets from other social networking sites to be featured on social profile page
  

References

•  http://www.foaf-project.org/
  
•  http://en.wikipedia.org/wiki/XHTML_Friends_Network
  
•  http://dataportability.org/
  
•  http://www.slideshare.net/interactivemark/dont-forget-to-pack-your-social-network-data-portability-myths-and-realities