Protecting customer privacy, corporate data, and network infrastructure across all technology layers that comprise today's multi-tiered distributed systems is a strict requirement. Equally important, services must also deliver convenient access with ever-faster performance. Rather, it supports accompanying standards, such as HTTP, SSL, and cookies that make it possible to deliver secure solutions for mission-critical applications. Moreover, because VoiceXML is built upon existing Internet standards, companies can literally reuse their existing Web-based framework for security, authentication, and personalization when extending services to the phone. Businesses can reuse their Web authentication architecture.
Businesses retain full control of corporate data and applications.
Businesses retain complete control of their data and application code at their facility. Vendors that offer outsourced VoiceXML infrastructure solutions are deeply incented, and typically contractually commit, to deal appropriately with sensitive log data collected on behalf of enterprise customers. Network security is equally important as on the Web. Companies should employ industry best practices such as multiple isolated networks, firewalls, IP filtering, load balancing, and intrusion detection to ensure that data and service quality are not compromised. People are comfortable talking on the phone.