2391
“ With UMBRAGE and related projects , the CIA can not only increase its total number of attack types , but also misdirect attribution by leaving behind the ‘ fingerprints ’ of the groups that the attack techniques were stolen from , ” WikiLeaks writes in a summary of its CIA document dump .
 ( data breach: were stolen,  the groups: victim, the attack techniques: compromised data, the CIA: attacker, increase its total number of attack types: purpose, misdirect attribution: purpose) 
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: were stolen,  the groups: victim, the attack techniques: compromised data, the CIA: attacker, increase its total number of attack types: purpose, misdirect attribution: purpose) 