3119
Cipher0007 then disclosed the methods he used to exploit AlphaBay to the company and finally the developers at the trading platform managed to fix the flaws .
 ( discover vulnerability: disclosed,  the methods: vulnerability, he: discoverer, Cipher0007: discoverer, AlphaBay: vulnerable system, the company: vulnerable system owner) 
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: disclosed,  the methods: vulnerability, he: discoverer, Cipher0007: discoverer, AlphaBay: vulnerable system, the company: vulnerable system owner) 