The board had gained notoriety after investigating major hacking incidents including the Log4Shell vulnerability, the hacking group Lapsus$, and the compromises of Microsoft Exchange inboxes in 2023. The board was investigating the CCP-backed Salt Typhoon, a hacking group that compromised major telecom companies in the past few years.

Some experts are concerned that the dismissal of the Cyber Safety Review Board removes a critical security blanket and cancels a report that could have been valuable to cybersecurity leaders.

The US Department of Homeland Security has dismissed all members of advisory committees, including the Cyber Safety Review Board. The board had been investigating the

The Cyber Safety Review Board — a Department of Homeland Security investigatory body stood up under a Biden-era cybersecurity executive order to probe major cybersecurity incidents — has been cleared of non-government members as part of a DHS-wide push to cut costs under the Trump administration, according to three people familiar with the matter.