1505
A malvertising campaign is targeting iOS devices with a VPN that does n't hide the fact it collects large quantities of users ' information .
 iOS devices: victim; A malvertising campaign: attack pattern; information: compromised data; users: victim
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:
 iOS devices: victim; A malvertising campaign: attack pattern; information: compromised data; users: victim