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That ’s when misconfigured and insecure MongoDB , Hadoop and CouchDB installations became popular extortion targets for hackers who were scanning for vulnerable servers to attack .
 ransom: extortion
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: extortion