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They ’ve also asked the affected patients to notify the police if they got a ransom request from the hackers ; to notify news portals , forums or social networking sites of any links to the stolen data that may have been published in the comments on their sites and ask them to remove them ; and do the same if they find a link through Google Search .
 ( ransom: ransom request,  they: victim, patients: victim, the hackers: attacker) 
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:
 ( ransom: ransom request,  they: victim, patients: victim, the hackers: attacker) 