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Very basic security questions - Help!
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<blockquote data-quote="RadDave" data-source="post: 1703284" data-attributes="member: 234411"><p>@ <strong>Pasquanel</strong> - really difficult to summarize the concept of a firewall in just a forum post - of course, there are hardware & software firewalls (both of which I'm using at the moment w/ my AirPort Extreme router & the OS X firewall on) - SO, please look at the these numbered links for MUCH more information: <a href="http://computer.howstuffworks.com/firewall.htm" target="_blank">Link 1</a> <a href="http://www.macworld.com/article/2940180/fire-up-your-macs-firewall.html" target="_blank">Link 2</a> <a href="https://support.apple.com/en-us/HT201642" target="_blank">Link 3</a> <a href="http://www.howtogeek.com/205108/your-mac’s-firewall-is-off-by-default-do-you-need-to-enable-it/" target="_blank">Link 4</a></p><p></p><p>As to whether your Mac OS X firewall should be ON or OFF has been much debated, both here in this forum and also in the links just given - if you're at home behind a router w/ a hardware firewall, then the software one may not be needed, but many of us still have it ON - NOW, if you are taking your laptop on the road and connecting to public Wi-Fi networks, then certainly use the OS X firewall.</p><p></p><p>@ <strong>Chscag</strong> - when looking at 'System Preferences' in El Capitan (and presumably many previous OS Xs), the 'incoming' traffic seems to be easily controlled, but to me at least, 'outgoing traffic' control is just not obvious - does not seem to be clear in the GUI - maybe more of a terminal issue - don't know. Just bringing up some confusion I've had w/ this outgoing issue since switching over to Apple computers. Thanks. Dave <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite1" alt=":)" title="Smile :)" loading="lazy" data-shortname=":)" /></p></blockquote><p></p>
[QUOTE="RadDave, post: 1703284, member: 234411"] @ [B]Pasquanel[/B] - really difficult to summarize the concept of a firewall in just a forum post - of course, there are hardware & software firewalls (both of which I'm using at the moment w/ my AirPort Extreme router & the OS X firewall on) - SO, please look at the these numbered links for MUCH more information: [URL="http://computer.howstuffworks.com/firewall.htm"]Link 1[/URL] [URL="http://www.macworld.com/article/2940180/fire-up-your-macs-firewall.html"]Link 2[/URL] [URL="https://support.apple.com/en-us/HT201642"]Link 3[/URL] [URL="http://www.howtogeek.com/205108/your-mac’s-firewall-is-off-by-default-do-you-need-to-enable-it/"]Link 4[/URL] As to whether your Mac OS X firewall should be ON or OFF has been much debated, both here in this forum and also in the links just given - if you're at home behind a router w/ a hardware firewall, then the software one may not be needed, but many of us still have it ON - NOW, if you are taking your laptop on the road and connecting to public Wi-Fi networks, then certainly use the OS X firewall. @ [B]Chscag[/B] - when looking at 'System Preferences' in El Capitan (and presumably many previous OS Xs), the 'incoming' traffic seems to be easily controlled, but to me at least, 'outgoing traffic' control is just not obvious - does not seem to be clear in the GUI - maybe more of a terminal issue - don't know. Just bringing up some confusion I've had w/ this outgoing issue since switching over to Apple computers. Thanks. Dave :) [/QUOTE]
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