The First Federal Cybersecurity Disaster of Trump 2.0 Has Arrived

The breach of the US Courts records system came to light more than a month after the attack was discovered. Details about what was exposed—and who’s responsible—remain unclear.

The second Trump administration has its first federal cybersecurity debacle to deal with.

A breach of the United States federal judiciary’s electronic case filing system, discovered around July 4, has pushed some courts onto backup paper-filing plans after the hack compromised sealed court records and possibly exposed the identities of confidential informants and cooperating witnesses across multiple US states.

More than a month after the discovery of the breach—and in spite of recent reports from The New York Times and Politico that Russia was involved in perpetrating the hack—it is still unclear exactly what happened and which data and systems were affected.

Politico first reported the breach of the “case management/electronic case files,” or CM ...