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Derek Bradley , head of Panacea , an online community of 17,000 financial services professionals , has warned that phishing emails have been sent out that are purporting to be from him .
 ( phishing: are purporting to be,  Derek Bradley: trusted entity, him: trusted entity) 
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: are purporting to be,  Derek Bradley: trusted entity, him: trusted entity) 