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Sensitive information related to the United States Air Force has been found exposed publicly on the internet , allowing anyone with a web connection to peruse them without authorisation and no need for a password .
 data breach: has been found exposed publicly
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: has been found exposed publicly