1410
The Managing Director of a company held to ransom by hackers has warned other bosses to protect themselves against cyber crooks − or run the risk of web sharks crippling their businesses .
 hackers: attacker; a company: victim; The Managing Director: victim; cyber crooks: attacker
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:
 hackers: attacker; a company: victim; The Managing Director: victim; cyber crooks: attacker