17
In addition , the Visual Studio Team Services ( VSTS ) team has blocked malicious repositories from being pushed to VSTS to ensure that Visual Studio can not be used as a vector for transmitting malicious repositories to clients who have not yet patched their clients .
 patch vulnerability: have not yet patched
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:
 patch vulnerability: have not yet patched