Among the committees was the Cyber Safety Review Board that was conducting an investigation into the hack of American telecom companies by Beijing actors dubbed "Salt Typhoon."

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 U.S. Treasury Department on Friday imposed sanctions on alleged hacker Yin Kecheng and cybersecurity company Sichuan Juxinhe Network Technology Co., accusing both of being involved in a series of hacks against American telecom companies.

The Department of Homeland Security has terminated all members of advisory committees, including one that has been investigating a major Chinese hack of large US telecom firms. "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,

And: America 'has never been less secure,' retired rear admiral tells Congress The Trump administration gutted key cybersecurity advisory boards in its first days, as expert witnesses warned Congress about dire risks posed by cyberattacks inbound from China.