1915
“ There are certainly enough credentials spilled onto the internet to think someone could use credential stuffing techniques to pull together a convincing number of valid accounts in attempt to extort Apple for ransom money , ” Ghosemajumder said .
 ( ransom: extort,  Apple: victim) 
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: extort,  Apple: victim) 