3483
Six months of relative quiet around exploit kits recently changed when a public proof - of - concept attack disclosed by a Texas startup was integrated into the Sundown Exploit Kit .
 discover vulnerability: disclosed
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: disclosed