Iran-linked hackers have successfully targeted and caused disruptions at multiple US oil and gas and water sites in recent weeks, according to a federal advisory released Tuesday and three sources familiar with the investigation.

The hacking campaign is targeting internet-exposed operational technology devices, including programmable logic controllers, used to control critical sectors such as water, energy and local municipalities, the advisory said. The campaign appears to have already affected some critical sectors, according to a statement issued by the FBI.

Iran-linked hackers publicly claimed the breach of FBI Director Kash Patel's personal inbox, publishing photographs of the director and other documents.

This latest cyber assessment released during the war with Iran mirrors similar cyber intrusions made by an Iran-aligned group that targeted Pennsylvania water systems in late 2023.

Researchers say a serious Android vulnerability affecting certain MediaTek processors could let attackers bypass your lock screen and steal data.

An FBI report finds $20.88 billion lost to cybercrime in 2025 as hackers turn to AI to enable BEC attacks and other threats.

Fancy Bear, also known as APT28, has taken over thousands of residential home routers to steal passwords and authentication tokens in a wide-ranging espionage operation.

UK National Cyber Security Centre warns that vulnerable routers will let attackers steal passwords and log-in details