Safari, iChat/Messages and Mail - read up on what it does and how it works. Mac OS X 10.5 and later uses file quarantining technology when downloading files from the internet using Apple applications e.g.If you use Apple's Safari go to Safari menu > Preferences… > General tab > untick 'Open "safe" files after downloading'.Read our article about storing user names and passwords with a web browser.Only download items from "trusted" web sites.Always read carefully any messages the web browser may give you.Be very careful when browsing web sites that you are not familiar with.If you are using wireless / Wi-Fi networking on a free/public Wi-Fi network you are highly recommended to use a Virtual Private Network (VPN) service because without one your network traffic, logins, user names and password could easily be stolen. See also, our Recommendations For Setting Up A Home Wireless/Wi-Fi Network article.ĭo not use the following security protocols as they are all broken: If you are going to use wireless / Wi-Fi networking you should only use the following security protocols: or, in Mac OS X 10.5 or later go to Apple menu > System Preferences > Network > select Wi-Fi on the left and click the "-" button in the bottom left.go to Apple menu > System Preferences > Network > select Wi-Fi on the left and click the "Turn Wi-Fi Off" button on the right (this also helps with battery life).If you don't use wireless / Wi-Fi Networking turn off Wi-Fi - either: See Announcing 1.1.1.1: the fastest, privacy-first consumer DNS service for more information about DNS privacy.If necessary click and drag "1.1.1.1" and "1.0.0.1" to first and second in the list.If not already in the list, add the DNS servers "1.1.1.1" and "1.0.0.1".Under 'DNS Servers' click the "+" button at the bottom.Network > optional DNS settings - for each required network port on the left:.Turn off unused networking services - in Mac OS X 10.5 or later go to Apple menu > System Preferences > Network > select the service on the left that you don't use and click the "-" button in the bottom left e.g.Where possible only connect your Mac to the local network using a physical ethernet cable.Turn off Photos sharing (Photos Preferences > iCloud > untick features not needed).Turn off iPhoto sharing (iPhoto Preferences > Sharing tab > untick "Share my photos").Turn off iTunes sharing (iTunes Preferences > Sharing tab > untick "Share my library on my local network").Turn on and configure the macOS Firewall (Apple menu > System Preferences > Security > Firewall tab).Where possible turn off (untick) and do not use any of the macOS sharing features (Apple menu > System Preferences > Sharing):.It is number six in a series of MacStrategy security articles. Networking/Internet/Online Shopping Security Recommendations for staying secure when using a network/the internet/online shopping. Mac Security Article #6 - Networking/Internet/Online Shopping Article ID = 86Īrticle Title = Mac Security Article #6 - Networking/Internet/Online Shopping
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