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How to View & Watch the Firewall Log in Mac OS X

Nov 24, 2015 - 6 Comments
View the application firewall log in Mac OS X with Console app

Users who have enabled the firewall in Mac OS X may find it useful to be view, read, and monitor the associated logs with the system firewall. As you’d expect, the app firewall logs show you what applications and processes have attempted to connect to the Mac, including accepted and refused connections. There are several … Read More

How to Enable Stealth Mode in Mac OS X Firewall for Added Security

Nov 18, 2015 - 19 Comments
Enable Stealth Mode Firewall in Mac OS X

Mac users who want a bit more network security can turn on an optional firewall feature in Mac OS X called Stealth Mode. With Stealth Mode enabled, the Mac will not acknowledge or respond to typical network discovery attempts with ICMP ping requests, and will not answer connections attempts made from closed TCP and UDP … Read More

How to Block All Incoming Network Connections in Mac OS X

Aug 28, 2013 - 3 Comments
Block all incoming connections in Mac OS X with this firewall option

The Mac OS X Firewall provides an optional ability to block all incoming network connections , offering a significant security boost to Macs that are located in untrusted networks or hostile network environments.

IPFW GUI front end for Mac OS X: WaterRoof

Aug 4, 2010 - 1 Comment

The Mac firewall has long been based on IPFW, a robust and strong software firewall that comes form the unix world. But managing IPFW usually requires digging around in the command line, so as I was recently looking around for a Mac OS X GUI to IPFW, I came across WaterRoof. If you’re looking for … Read More

FaceTime troubleshooting: use FaceTime behind a firewall

Jul 18, 2010 - 6 Comments

So you saw the latest iPhone 4 commercial and fell in love with FaceTime. You bring your iPhone 4 home, and you attempt to make a FaceTime connection with a friend… but nothing happens. What’s going on? It’s probably the wireless networks firewall settings. I was recently speaking with an Apple employee and they told … Read More

How to Enable the Firewall in Mac OS X

Mar 12, 2010 - 6 Comments

If you want to beef up the security on your Mac with a simple settings adjustment, you can enable the built-in software firewall. This offers a layer of protection by blocking many ports for common protocols, incoming connections, and other potential attack vectors. Generally, the Mac OS X Firewall is not necessary to use for … Read More

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