Exchange 2010 SP2 provisioning separated through a new provider
Exchange 2010 SP2 now compliant with product group guidelines
Support for Database Availability Group
Fixed Distribution List view scope to only tenant
Consumer support (individual mailboxes as hotmail) added
Mailbox configuration moved to mailbox plans concept
CN creation is now based on UPN
sAMAccountName generation revised and decoupled from tenant name
2007 (ACL Based), 2010 (ACL Bases), 2010 SP2 (ABP) supported
Automated Hosted Organization provisioning added to create hosting space
Enterprise Server webservice extended with ImportMethod
Mobile tab fixed
Added more information to users listview
All authentication related cookies tagged as httpOnly
web.config: enabledVersionHeader=false
autocomplete disabled
Login url injection redirection fixed
session hijacking implemented
Dont forget to apply ssl to your website with https and to set the requireSSL="false" to true