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He said searches using the Shodan computer search engine and other evidence indicated that , since December 25 and January 8 , the customer data was accessed multiple times by multiple parties , including criminals who ultimately held the data for ransom .
 ( data breach: was accessed,  the customer data: compromised data, since December 25 and January 8: time, parties: 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:
 ( data breach: was accessed,  the customer data: compromised data, since December 25 and January 8: time, parties: attacker) 