3113
The hacker , who uses the alias Cipher0007 , managed to steal 200,000 private messages .
 ( data breach: steal,  Cipher0007: attacker, 200,000: number of data, private messages: compromised data, The hacker: attacker) 
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:
 ( data breach: steal,  Cipher0007: attacker, 200,000: number of data, private messages: compromised data, The hacker: attacker) 