659
Bitcoin has become the popular payment method for ransomware over the last two years , as the digital currency provides cybercriminals with a means of collecting ransoms , while also making it difficult to get the ransom - collectors ' identities , thanks to the level of anonymity it offers .
 ransom: collecting ransoms
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: collecting ransoms