Use this option to specify the size limit of the file in which Windows Firewall will write its log information. Counter Measure: Configure this policy setting to "16384". Potential Impact: The log file size will be limited to the specified size, old events will be overwritten by newer ones when the limit is reached Fix: (1) GPO: Computer Configuration\Windows Settings\Security Settings\Windows Firewall with Advanced Security\Windows Firewall with Advanced Security\Windows Firewall Properties\Public Profile\Logging\Windows Firewall: Public: Logging: Size limit (KB) (2) REG: HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\WindowsFirewall\PublicProfile\Logging!LogFileSize