Ransomware
This video presents the same text shown beside it, spoken and on screen. It adds nothing the text does not say.
State
Ransomware is malware that encrypts data and demands a ransom to unlock it or prevent its exposure — the attack that converts encryption, a defensive tool, into a hostage mechanism.
Show
A hospital locked out of its own records at dawn is the scenario's grim standard case.
Watch for
Backups held apart from the network are the counterweight.