2026 World Cup: Discussing the world’s biggest game’s attack surface

The 2026 FIFA World Cup will be the largest sporting event ever staged. Across 39 days, 16 host cities in three nations will host 104 matches, an expanded 48-team tournament and an estimated five-to-six million in-venue spectators alongside a global broadcast audience approaching half the planet.

The tournament opens at Estadio Azteca in Mexico City on June 11, 2026, and concludes at MetLife Stadium in East Rutherford, New Jersey, on July 19, 2026.

This is the first World Cup to be jointly hosted by three nations. Each match runs on a temporary, multi-ring tournament network grafted onto pre-existing NFL, MLS, CFL and Liga MX stadium environments. It depends on a network of municipal services, including public transit, signalized traffic, water and wastewater treatment, regional power, airport operations and emergency services. Each of those touchpoints is in scope for an adversary.

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