Here is a story of how hackers are targeting hospitals and businesses using ransomware. As the article mentions, many organizations are using older software, which is easier to hack. I've noticed in dental and medical offices myself the use of Windows XP, which came out, what, 13 years ago? It apparently does the job the organization wants, so why go to the expense of upgrading, they probably ask. A good question until the day their computer is locked up for ransomware.
Patients diverted to other hospitals after ransomware locks down key software Ars Technica
Crypto-extortion increasingly targets bigger victims; most stay silent about it. Read the full story Shared from Apple News