AT&T Office@Hand

Learn how to use features from AT&T Office@Hand. Access our self-help options to set up and use this application to communicate with customers.

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Secure VoIP Overview
Article #7669

Secure VoIP allows Office@Hand customers to place and receive encrypted voice calls for a more enhanced and strengthened security and privacy, utilizing the SRTP and TLS security protocol. It works on Certified Desk Phones for Secure VoIP and the Office@Hand mobile app version 3.5.1 for Premium and Enterprise subscribers.

Please contact support to have this feature activated.