1306
A group known as the Shadow Brokers published on Good Friday a set of confidential hacking tools used by the NSA to exploit software vulnerabilities in Microsoft Windows software .
 the Shadow Brokers: discoverer
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: discover vulnerability 
  Option: vulnerable system owner, vulnerability, capabilities, time, vulnerable system version, discoverer, common vulnerabilities and exposures, supported platform, vulnerable system 
Text: {0} 
Answer:
 the Shadow Brokers: discoverer