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Notes contained in the massive dump of encrypted data , which is still being analysed by network security researchers , include details of how NSA used the exploits to infiltrate cellular operators in Pakistan .
 data breach: the massive dump
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: phishing, data breach, ransom, discover vulnerability, patch vulnerability 
Text: {0} 
Answer:
 data breach: the massive dump