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Researchers from Trend Micro 's Zero Day Initiative , Palo Alto Networks , Google Project Zero , TenCent , and Cognizant Technology Solutions , among others , were thanked for reporting the bugs .
 ( discover vulnerability: reporting,  the bugs: vulnerability, Researchers: discoverer, Trend Micro 's Zero Day Initiative: discoverer, Palo Alto Networks: discoverer, Google Project Zero: discoverer, TenCent: discoverer, Cognizant Technology Solutions: discoverer) 
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:
 ( discover vulnerability: reporting,  the bugs: vulnerability, Researchers: discoverer, Trend Micro 's Zero Day Initiative: discoverer, Palo Alto Networks: discoverer, Google Project Zero: discoverer, TenCent: discoverer, Cognizant Technology Solutions: discoverer) 