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This particular kind of malware , which hijacks devices and demands a ransom for their return , has managed to conquer another kind of technology : smart TVs .
 ransom: demands a ransom
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: demands a ransom