An employee has voiced a concern about being blocked from visiting an established and routinely used research portal, as the network's security features have flagged it unexpectedly. What MOST likely accounts for the security feature’s action?
The web filter has likely mistakenly identified the legitimate research portal as hazardous (false positive).
The employee's workstation configuration is incorrect, leading to an inability to establish a connection with the research portal.
The employee is not authorized to view the category to which this research portal belongs.
The research portal was recently infected with malware, leading to its correct categorization as malicious.