629
SLocker encrypts images , documents , and videos , as well as blocks access to the device before demanding payment to unlock the phone and its contents .
 blocks access to the device: attack pattern; SLocker encrypts images , documents , and videos: attack pattern; the phone: 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: ransom 
  Option: victim, attacker, payment method, attack pattern, damage amount, tool, time, price, place 
Text: {0} 
Answer:
 blocks access to the device: attack pattern; SLocker encrypts images , documents , and videos: attack pattern; the phone: victim