2889
Two years ago he discovered a pair of vulnerabilities in Tuxedo Touch , a home automation controller made by the company , that could have let an attacker unlock a house ’s doors or modify its climate controls .
 discover vulnerability: discovered
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: discovered