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Regulation & Policy
#AT&T#Verizon#T-Mobile#United States

AT&T, Verizon and T-Mobile join U.S. telecom cyber group

Source: fierce-network.comMay 19, 2026

TL;DR: AT&T, Verizon and T-Mobile joined a new U.S. telecommunications cybersecurity collaboration alongside five cable and broadband companies, according to Fierce Network. The group brings together eight U.S. communications companies to coordinate on cybersecurity defenses. The source excerpt does not state a launch date, member list beyond the mobile operators, or operational details.

AT&T, Verizon and T-Mobile joined a new U.S. telecommunications cybersecurity collaboration with cable-sector participants, Fierce Network reported. The collaboration includes eight U.S. communications companies in total and focuses on strengthening cybersecurity defenses across the sector.

The reported participants include the three largest U.S. mobile network operators, or MNOs, which are carriers that run their own radio access networks and core networks. The excerpt provided with the report says the companies are joining forces to bolster cybersecurity defenses, but it does not specify the governance model, technical scope, or information-sharing framework.

The collaboration spans wireless, cable and broadband companies in the United States. Based on the source material provided, no additional details were disclosed on the names of all eight companies, the timing of the initiative, or whether the group will work with U.S. government agencies or existing telecom security bodies.

Related questions

  • Which companies are part of the eight-member U.S. telecom cybersecurity collaboration?
  • What cybersecurity activities will the collaboration coordinate?
  • When was the U.S. telecom cybersecurity collaboration launched?

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