2048
The problem comes four months after three men were arrested after fraudsters accessed personal data of thousands of Three customers , including names and addresses , by using authorised logins to its database of customers eligible for an upgraded handset .
 ( data breach: accessed,  fraudsters: attacker, personal data: compromised data, thousands: number of data, Three customers: victim, using authorised logins to its database: attack pattern, addresses: compromised data, names: compromised data) 
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: accessed,  fraudsters: attacker, personal data: compromised data, thousands: number of data, Three customers: victim, using authorised logins to its database: attack pattern, addresses: compromised data, names: compromised data) 