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The infection did not spread to other computers because the server was taken offline and disconnected from the local network as soon as staff discovered the ransom demand .
 ransom: the ransom demand
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: phishing, data breach, ransom, discover vulnerability, patch vulnerability 
Text: {0} 
Answer:
 ransom: the ransom demand