1249
The model irked customers so much that enterprise patching veteran Susan Bradley wrote an open letter to Microsoft executives expressing the “ dissatisfaction your customers have with the updates released for Windows desktops and servers in recent months . ”
 patch vulnerability: released
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: released