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Ransomware or encryption warning

Files suddenly cannot be opened · A message demands payment to unlock files · File names or extensions changed unexpectedly

Security & malwareDifficulty 3/330 minMedium risk

Applies to: Windows, Mac, Other

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Submit a ticket to IT

Initial troubleshooting steps

Do not click links or enter credentials until this is checked.
Run a full scan with the organization antimalware tool.
Report the alert or message to IT immediately.
Avoid using the device for sensitive tasks until IT confirms it is safe.