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As Google engineers note in a report on the bug , to pull off the attack a hacker would have only had to send a specialized email or trick a user into visiting a malicious website , or otherwise sneak an illicit file onto a device .
 ( phishing: send,  a hacker: attacker, specialized email: tool) 
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:
 ( phishing: send,  a hacker: attacker, specialized email: tool) 