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AT&T Launches Cisco-Powered Quantum Security SD-WAN Service

AT&T (T) and Cisco (CSCO) have launched the first post-quantum cryptography (PQC)-enabled SD-WAN service in North America, designed to protect businesses from future quantum computing threats.

May 12, 2026
2 min read
Source: Zacks
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AT&T (T) has partnered with Cisco Systems (CSCO) to launch North America's first SD-WAN service equipped with post-quantum cryptography (PQC). The service aims to help businesses prepare for cyber risks posed by quantum computing.

The Product

The new service combines Cisco's SD-WAN technology with PQC encryption, a cryptographic standard designed to resist quantum computer attacks. AT&T offers it as part of its managed security network, allowing businesses to secure data against future threats without heavy infrastructure investments.

Pricing and Availability

AT&T has not disclosed pricing details yet, but the service is currently available to customers in North America. Pricing is expected to be competitive with traditional security solutions due to the managed service model.

Competition

The service faces competition from other SD-WAN providers like VMware and Fortinet, but the PQC feature gives AT&T and Cisco an edge in the future cybersecurity market. Other telecoms like Verizon may launch similar solutions soon.

Potential Impact on the Company

The service is expected to strengthen AT&T's position in the managed network services market and open a new revenue stream. For Cisco, the partnership reinforces its SD-WAN dominance and showcases its commitment to quantum security innovation.

Frequently Asked Questions

It is a software-defined wide area network service that uses post-quantum cryptography (PQC) to protect data from future quantum computer attacks.

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This article was rewritten in Wrqti's editorial style based on information from the original source above. Content is informational only — not investment advice.