Microsoft® Office Communications Server 2007 R2 Resource Kit

Understanding Conference Security and Access Types

Security is a top priority for on-premise conferencing. In Office Communications Server 2007 R2, all messaging and media in conferencing are encrypted, using the same security infrastructure as Live Communications Server 2005 SP1. Office Communications Server 2007 R2 also provides additional safeguards for conferencing. These safeguards include the following features:

• Strong authentication using Integrated Windows authentication and Digest authentication. For users who are members of the hosting domain, their domain credentials would be required using Integrated Windows authentication. For nondomain members, Digest authentication is used through the input of the conference ID and the meeting password ...