3522
More specifically , the year of crypto - ransomware , that nefarious variant that encrypts files and holds them captive until a ransom is paid .
 ransom: a ransom is paid
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: a ransom is paid