Telefonica and Nos Partner on Defense Connectivity
The two companies signed a memorandum of understanding to advance digital services for European defense applications.
Updated on Oct. 20, 2026 in Cybersecurity

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Telefonica and Nos have formally entered an agreement to collaborate on developing advanced connectivity and secure communication solutions. The partnership aims to provide specialized digital services tailored for defense needs across Europe.
Why it matters
The deal formalizes a strategic alignment between the two firms to meet the growing demand for secure, high-tech defense infrastructure. This collaboration seeks to bridge the gap between commercial connectivity expertise and the rigorous requirements of European defense.
The partnership focuses on the development of advanced connectivity and secure communication technologies. This agreement marks the transition from one year of initial cooperation to a formal commitment to develop digital services for defense.
The players
Telefonica
Telefonica is a major telecommunications provider that offers mobile and fixed-line services across various international markets.
Nos
Nos is a leading Portuguese communications and entertainment group that provides television, internet, and voice services.
The details
The companies solidified their partnership during the REPMUS 26 international exercise. This collaboration leverages their combined expertise to focus on the specialized digital service requirements necessary for regional security.
Timeline
The agreement was signed during the REPMUS 26 exercise in 2026.
The Tech Race
The partnership aligns with the ongoing expansion of private-sector firms into the European defense ecosystem. It follows the pattern set by the REPMUS international exercise, which serves as a testing ground for integrated secure communications.
While the collaboration primarily targets defense-grade infrastructure, it signals broader advancements in secure communication standards. Users may eventually benefit from the increased reliability and security protocols developed through these high-stakes industry trials.
The takeaway
This partnership highlights how telecommunications providers are increasingly pivoting to support national and regional security efforts. Businesses and governments should monitor these developments as they establish new benchmarks for secure connectivity in critical infrastructure sectors.
Further reading
For more on the latest developments in secure communications, visit our Cybersecurity section.
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