919
For its part , the Indian government has admitted that some of the Aadhaar database has leaked online through its ministries , said it started investigations , and is already preparing changes to Aadhaa ' rs security policies .
 ( data breach: has leaked,  the Aadhaar database: 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: has leaked,  the Aadhaar database: compromised data) 