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While this is a strictly a data security issue , Appthority said , attacks can quickly escalate and personal information could easily be leveraged in a spear phishing attack or brute force attack .
 ( discover vulnerability: said,  Appthority: discoverer, a data security issue: vulnerability, attacks can quickly escalate: capabilities, brute force attack: capabilities, personal information could easily be leveraged: capabilities) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: phishing, data breach, ransom, discover vulnerability, patch vulnerability, Arguments type: vulnerable system, capabilities, vulnerability, number of victim, issues addressed, compromised data, damage amount, common vulnerabilities and exposures, victim, patch number, number of data, tool, discoverer, time, purpose, place, payment method, releaser, vulnerable system version, attacker, supported platform, patch, price, vulnerable system owner, trusted entity, attack pattern. 
Text: {0} 
Answer:
 ( discover vulnerability: said,  Appthority: discoverer, a data security issue: vulnerability, attacks can quickly escalate: capabilities, brute force attack: capabilities, personal information could easily be leveraged: capabilities) 