US Cyber Command is scrutinizing an unusually high number of deaths by suicide among personnel over a month-long period this summer, Bloomberg has reported.

As many as five people who worked in or closely interacted with the command took their own lives between early June and early July, the outlet wrote on Thursday, citing internal military communications, public records, and interviews with people familiar with the matter.

The succession of deaths reportedly led Cyber Command to classify the incidents as a so-called “suicide cluster,” a Pentagon term for suicides occurring closer together than normal that require specific intervention.

Cyber Command operators are tasked with protecting US military networks while hacking into foreign military computer systems to disrupt communications, air defenses, and other battlefield capabilities. Much of their work takes place in highly secure facilities and remains classified.

The psychological toll of the job has long concerned military officials. An Army-funded study cited by Bloomberg found cyber operators commonly experienced insomnia, memory loss, rumination, and physical illness.

Concerns about the mental health of military hackers have reached Congress before. A 2025 defense law required Cyber Command to provide dedicated mental health specialists for cyber operators, including counselors cleared to work with personnel handling classified information.

The latest deaths have drawn fresh congressional scrutiny. According to Bloomberg, the Senate Armed Services Committee is discussing additional mental health resources with Cyber Command, while the House committee has called the increase in suicides a “critical issue.”

According to Bloomberg’s sources, military hackers have seen their workload surge because of foreign conflicts, particularly the war in Iran. The deaths coincided with one of the most intense phases of the conflict.

Between June and early July, US and Iranian forces exchanged multiple rounds of strikes, while US Central Command targeted Iranian military surveillance and communications infrastructure. Tehran also retaliated with attacks on US military sites in Kuwait and Bahrain.

According to Bloomberg, the workload has also been fueled by a race to use and counter increasingly capable AI models. Security experts say the latest systems can identify software flaws and help carry out sophisticated cyberattacks, forcing militaries and governments to adapt their defenses.

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