1816
“ Systems infected through phishing campaigns act as an entry point for attackers to gain access to sensitive business or personal information , ” according to the US - CERT warning .
 ( data breach: gain access,  sensitive business: victim, attackers: attacker, Systems infected through phishing campaigns: attack pattern, personal information: compromised data) 
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:
 ( data breach: gain access,  sensitive business: victim, attackers: attacker, Systems infected through phishing campaigns: attack pattern, personal information: compromised data) 