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The ransomware attacked more than 153 Linux servers that South Korean web provider Nayana hosted , locking up more than 3,400 websites on June 10 .
 ransom: attacked
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: attacked