20
As reported previously by ZDNet , the bug , dubbed " KRACK " -- which stands for Key Reinstallation Attack -- is at heart a fundamental flaw in the way Wi - Fi Protected Access II ( WPA2 ) operates .
 discover vulnerability: reported
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: reported