Microsoft® Office Communications Server 2007 Resource Kit

Security Features of Office Communications Server 2007

As with any network, Office Communications Server should be secured against unauthorized access or use from within and from outside the infrastructure. Intruders use a number of methods to compromise a system, including the following ones:

• Trojan horses Sending harmful programs or files into a network, where they are launched

• SPIM Unsolicited, commercial instant messaging, or spam over IM

• Sniffing/Snooping Unauthorized interception of communications or data

• Spoofing Hijacking an IP address from outside the network

• Man-in-the-middle (MITM) attack All communications intercepted by an attacker before they arrive at the intended recipient; attacker then forwards fake communications.

• Viruses and worms ...