Communication Manager provides security features to detect potential breaches, take measures to protect the system, track activities, and for notification. It also provides real-time media encryption for environments where enhanced voice privacy over a LAN or WAN is required.

Communication Manager supports the following:

Communication Manager supports identity certificates and trusted CA certificates with enhanced signatures, such as SHA-2 with RSA key lengths of 2048-bit or 4096-bit. Certificate Management enables receiving and validating existing certificates of SHA-1 and SHA-2 with RSA key lengths of 1024, 2048, and 4096.

For more information see: Administering Avaya Aura® Communication Manager

You can isolate Communication Manager telephony servers from the rest of the enterprise network to safeguard them from viruses, worms, Denial of Service (DoS), and other attacks. Communication Manager uses the minimum number of services and access ports to reduce susceptibility to malicious attacks. It employs encryption between servers, gateways, and endpoints to secure the voice stream and signaling channels.