506
Therefore , Levy believes paying the WannaCry ransom is ill - advised : In general , paying is a bad idea unless the organization is truly desperate to get irreplaceable data back and when it is known that the ransom payment works .
 ( ransom: paying the WannaCry ransom, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: phishing, data breach, ransom, discover vulnerability, patch vulnerability, Arguments type: vulnerable system, capabilities, vulnerability, number of victim, issues addressed, compromised data, damage amount, common vulnerabilities and exposures, victim, patch number, number of data, tool, discoverer, time, purpose, place, payment method, releaser, vulnerable system version, attacker, supported platform, patch, price, vulnerable system owner, trusted entity, attack pattern. 
Text: {0} 
Answer:
 ( ransom: paying the WannaCry ransom, None) 