Security enhancements available in SharePoint 2007

Amanda Murphy summarized security enhancements available in SharePoint 2007 at The Beauty of SharePoint 2007 - Enhanced Security which in turn was a great summary of the SharePoint Team outline of great security enhancements available in SharePoint 2007.

1. Pluggable Authentication : LDAP support with an authentication provider and direct import into the user profile store for targeting, people search, etc


2. Granular Security : able to assign unique permissions to an individual document as well as inheriting from the parent directory or Document Library


3. Server-Enforced Policy via Information Rights Management


4. Pluggable Single Sign-On


5. Security Trimmed User Interface : users will not see actions, links, content, etc. that they don't have the rights to at least view.