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:

• Industry Standard Secure Real Time Protocol (SRTP) for authentication and media encryption for audio and voice media streams. Additionally, SRTCP encryption is supported

• Real-Time Media and Signaling Encryption

• Access Security Gateway

• Malicious Call Tracking

• Toll Fraud Protection

• Emergency Calling Services (E911)

Communication Manager supports identity certificates and trusted CA certificates with enhanced signatures, such as SHA2 and 2048 key length. Certificate Management enables receiving and validating both existing certificates with SHA1-1024 signature and new certificates with SHA2-2048 signature.

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.