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In a review of 10 robots , which ranged from home , business , and industrial , IOActive said the risks ranged from insecure communications , authentication issues , weak cryptography and missing authorization .
 ( discover vulnerability: said,  IOActive: discoverer, robots: vulnerable system, the risks: vulnerability, missing authorization: vulnerability, weak cryptography: vulnerability, authentication issues: vulnerability, insecure communications: vulnerability) 
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,  IOActive: discoverer, robots: vulnerable system, the risks: vulnerability, missing authorization: vulnerability, weak cryptography: vulnerability, authentication issues: vulnerability, insecure communications: vulnerability) 