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Earlier this year we wrote about a fast - spreading WhatsApp scam that promised free Wi - Fi access .
 phishing: a fast - spreading WhatsApp scam
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:
 phishing: a fast - spreading WhatsApp scam