3398
Claims of a backdoor in WhatsApp that could be used for third - party snooping were shot down by WhatsApp , which called the allegations false .
 discover vulnerability: Claims
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: Claims