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Computer Science  /  CS 0624  ·  Atom · ~20 seconds

Ransomware

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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.

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A hospital locked out of its own records at dawn is the scenario's grim standard case.

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Backups held apart from the network are the counterweight.