688
When you ’re as ginormous a target as the global telecommunications industry , and you ’re sitting on a flaw as big as the one affecting its SS7 protocol , best not rely on “ security through obscurity ” .
 discover vulnerability: affecting
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: affecting