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He called the WannaCry attack a reckless attack that caused " havoc and destruction " by locking vital information away from users , including hospital networks .
 ransom: the WannaCry attack
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 WannaCry attack