DHS Warns of Pro-Iranian Hacktivists Targeting U.S. Networks

The Department of Homeland Security (DHS) has raised alarms over an increasing wave of low-level cyberattacks targeting U.S. networks, orchestrated by pro-Iranian hacktivist groups.

This warning comes in the wake of heightened geopolitical tensions following the United States’ military strikes on three Iranian nuclear facilities on June 22, 2025, and Iran’s retaliatory missile attacks on U.S. bases in Qatar and Iraq the following day.

Escalating Cyber Threats Amid Israel-Iran Conflict

The DHS advisory highlights the involvement of state-aligned cyber groups such as “Team 313,” which claimed responsibility for a Distributed Denial of Service (DDoS) attack on the Truth Social platform earlier today, citing the nuclear facility strikes as their motivation.

Though this attribution remains unverified, the incident underscores the growing nexus between kinetic warfare and cyber operations in the ongoing Israel-Iran conflict.

The DHS cautions that U.S. organizations, particularly those with ...