Mariano Gomez explained the security enhancements added in GP 2010 in his article Microsoft Dynamics 2010: Security Enhancements . Here is the list of security enhancement he is discussing in his article: Display security roles and task – Instead of viewing all the security task, roles and item, now you have the option to see only the roles, task and item that are granted in the respective windows
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Inside Microsoft Dynamics GP 2010: Security Enhancement