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Yet , following a surge in ransomware attacks — in which hackers seize and lock an organization ’s data and networks and only unlock them for a hefty fee — cyber watchers are beginning to fear this plot could become reality .
 hackers seize and lock an organization ’s data and networks: 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: ransom 
  Option: victim, attacker, payment method, attack pattern, damage amount, tool, time, price, place 
Text: {0} 
Answer:
 hackers seize and lock an organization ’s data and networks: attack pattern