This photograph taken on February 10, 2021 shows the entrance of the hospital centre of Dax, southwestern France, after the hospital was the target of a major computer attack attributed to a ransomware in the night of February 8 to February 9. (Photo by IROZ GAIZKA/AFP via Getty Images)
Threat briefings are being held for hospital executives, federal officials are appealing for more data and hospitals are hardening their computer networks.