2243
That means always keeping your computer patched and running an up - to - date anti-virus , using encryption , enabling passwords and ensuring that the password chosen is a strong one , turning on additional authentication checks such as two - step verification and restricting the range of trusted IP addresses from where users can login from
 ( patch vulnerability: patched,  your 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: patched,  your computer: vulnerable system) 