Block all internet access except one program

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The changes block all outbound connections of processes unless a rule exist that allows the process to make outbound connections. Additionally, click on the customize button on each tab next to Logging, and enable logging for successful connections. Switch the outbound connections setting from Allow (default) to Block on all profile tabs. Select Windows Firewall Properties on the window to change the default behavior. Public Profile for connections to public networks.Īll three profiles share the same configuration by default that blocks inbound connections and allows outbound connections for which rules do not exist.Private Profile for connections to private networks.Domain Profile for domain joined computers.

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Windows Firewall may use different rules for the three profiles it supports: