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For years scammers have been contacting vulnerable people , pretending to be from their ISP or Microsoft technical support , and offering to clean - up non-existant virus infections .
 vulnerable people: victim; scammers: attacker; For years: time
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: phishing 
  Option: victim, attacker, attack pattern, purpose, damage amount, tool, time, place, trusted entity 
Text: {0} 
Answer:
 vulnerable people: victim; scammers: attacker; For years: time