3254
On Tuesday , Mohamed Baset , a security analyst at ecommerce firm Linio México , published a proof - of - concept video demonstrating what he calls a Facebook flaw that allows an attacker to access audio or video files from Facebook servers and play them back .
 discover vulnerability: published
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: published