On a recent call, F.B.I. officials highlighted that historical patterns show Iran and its affiliates often retaliate in response to U.S. geopolitical moves, stressing the importance of coordinated intelligence-sharing with military units including the National Guard. Local authorities, including New York City Mayor Eric Adams, announced heightened police presence around sensitive sites in response to these threats. Meanwhile, the Department of Homeland Security issued a security bulletin indicating the potential for cyberattacks driven by pro-Iranian factions as the situation evolves, reflecting the broader concerns about safety and security amid escalating tensions in the Middle East.