494
" Mike Fey , president and chief operating officer at Symantec explains , " The WannaCry ransomware attack is the largest we 've ever seen of its kind and we 're pleased to share that Symantec customers benefited from multiple layers of protection even before it happened , through innovations and new capabilities in our Integrated Cyber Defense Platform .
 ( ransom: WannaCry ransomware attack, 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: WannaCry ransomware attack, None) 