Netbarrier X4 is a discontinued version of theIntego Netbarrier line of itsfirewall forOS X. It featured acookie cleaner, abrowser history cleaner,internet traffic statistic, anInternet bandwidth meter, cookie filters and information hiding. The firewall was customizable, with already configured options: "No Restrictions", "No Network", "Client (Local Server)", "Server Only", "Client Only", and "Customized". The "Customized" option allowed flexible firewall configuration.

NetBarrier's features were integrated intoVirusBarrier X6, and it is no longer sold as a standalone product.

• http://www.intego.com/netbarrier/
• http://www.macworld.com/article/50970/2006/05/netbarrierx4.html

• Firewall software

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