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By proactively identifying these vulnerabilities , developing protections for our customers , and sharing the information with the security community , we are removing weapons used by attackers to threaten users , and compromise enterprise , government , and service provider networks .
 ( discover vulnerability: identifying,  vulnerabilities: vulnerability) 
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: identifying,  vulnerabilities: vulnerability) 