2970
Simon Kenin , a security researcher at Trustwave , was – by his own admission – being lazy the day he discovered an authentication vulnerability in his Netgear router .
 ( discover vulnerability: discovered,  Simon Kenin: discoverer, he: discoverer, his Netgear router: vulnerable system, an authentication vulnerability: vulnerability, Trustwave: discoverer, a security researcher: 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: discovered,  Simon Kenin: discoverer, he: discoverer, his Netgear router: vulnerable system, an authentication vulnerability: vulnerability, Trustwave: discoverer, a security researcher: discoverer) 