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The flaws , made public in 2016 by Muddy Waters and security firm MedSec , could allow an unauthorized user to access the defibrillaors and modify the programming controls .
 discover vulnerability: made public
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:
 discover vulnerability: made public