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The mysterious group that claims to have stolen digital weapons once used by the National Security Agency published a trove of active Microsoft Windows software exploits on Thursday .
 ( data breach: published,  stolen digital weapons: compromised data, The mysterious group: attacker, a trove: compromised data, Thursday: time, the National Security Agency: victim) 
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: published,  stolen digital weapons: compromised data, The mysterious group: attacker, a trove: compromised data, Thursday: time, the National Security Agency: victim) 