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The NJCCIC recommends all organizations reevaluate the capabilities and efficacy of their current cybersecurity technologies and processes , as well as their staffs , to ensure they are effectively managing and reducing the risk of data breaches and disruptive or destructive attacks conducted using fileless methods .
 using fileless methods: attack pattern
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: data breach 
  Option: victim, attacker, attack pattern, purpose, damage amount, tool, time, place, number of victim, compromised data, number of data 
Text: {0} 
Answer:
 using fileless methods: attack pattern