3703
It is unknown at the time of writing if the attacker used the access over these accounts to steal any KeepKey customer data .
 ( data breach: steal,  attacker: attacker, used the access over these accounts: attack pattern, KeepKey customer: victim, data: 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: steal,  attacker: attacker, used the access over these accounts: attack pattern, KeepKey customer: victim, data: compromised data) 