3694
BBC News notes that security researcher Chris Vickery uncovered vulnerabilities in Topps databases back in December of 2015 and June of 2016 , but he was n't able to get a response from the company by email .
 discover vulnerability: uncovered
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: uncovered