1340
It 's pretty much always a good idea to keep your computer 's operating system fully up to date , especially when news of critical security issues comes to light .
 ( patch vulnerability: fully up to date,  critical security issues: vulnerability, operating system: vulnerable system, computer: vulnerable system) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: phishing, data breach, ransom, discover vulnerability, patch vulnerability, Arguments type: vulnerable system, capabilities, vulnerability, number of victim, issues addressed, compromised data, damage amount, common vulnerabilities and exposures, victim, patch number, number of data, tool, discoverer, time, purpose, place, payment method, releaser, vulnerable system version, attacker, supported platform, patch, price, vulnerable system owner, trusted entity, attack pattern. 
Text: {0} 
Answer:
 ( patch vulnerability: fully up to date,  critical security issues: vulnerability, operating system: vulnerable system, computer: vulnerable system) 