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Last year , researchers found thousands of Magento - based online shops that had been compromised and infected with malicious code that skimmed payment card details .
 data breach: had been compromised
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: phishing, data breach, ransom, discover vulnerability, patch vulnerability 
Text: {0} 
Answer:
 data breach: had been compromised