3455
On Thursday , the Shadow Brokers dumped them online after an attempt to sell these and other supposedly Windows and Unix hacking tools for bitcoin .
 ( data breach: dumped,  them: compromised data, the Shadow Brokers: attacker, Thursday: time, an attempt to sell these: purpose, Windows and Unix hacking tools: 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: dumped,  them: compromised data, the Shadow Brokers: attacker, Thursday: time, an attempt to sell these: purpose, Windows and Unix hacking tools: compromised data) 