806
The messages were a convincing mix of social engineering and abuse of users ’ trust in the convenience of mechanisms that share account access with third parties .
 ( phishing: convincing,  The messages: tool, abuse of users ’ trust in the convenience of mechanisms: attack pattern, share account access: purpose, third parties: attacker) 
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: convincing,  The messages: tool, abuse of users ’ trust in the convenience of mechanisms: attack pattern, share account access: purpose, third parties: attacker) 