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A spokesperson for Dorset County Hospital said : “ On January 19 2017 Dorset County Hospital NHS Foundation Trust received a letter which informed us that there had been an information security breach on one of the servers at Landauer UK , a third party organisation who supply our Dosimetry service , an externally provided service that monitors , analyses and reports on the radiation dosages that staff who regularly use radioactive equipment and devices are exposed to .
 data breach: an information security breach
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: an information security breach