Nation-State Actor
Threat actors sponsored by a nation-state.
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Nation-State Actor Implicated in Year-Long Ribbon Communications Breach
An American telecommunications company, Ribbon Communications, experienced a year-long security breach attributed to a nation-state actor, highlighting significant supply chain risks within the telecom sector.
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Nation-State Actor Breaches US Telecom Provider Ribbon Communications
A sophisticated nation-state actor has compromised the systems of Ribbon Communications, a critical US telecommunications infrastructure provider, raising concerns about potential impacts on major telecom firms. The breach, disclosed in late October 2025, involved unauthorized access to certain IT systems.