Enabling your Personal Firewall
Enable your Personal Firewall so you can connect to the Internet without worrying about someone invading your computer. The Personal Firewall protects you from hackers trying to damage files, steal personal information, or create mischief.
To enable your Personal Firewall:
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On the PC-cillin window, click Settings. The Settings window appears.
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On the Settings menu, click the Personal Firewall link. The menu expands.
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Click the Security Level link. The Security Level screen appears.
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Select the Enable Personal Firewall check box.
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Click Apply.
See also: