Crossposted from stackoverflow ; The primary question here is Apple does not allow this (incoming ipv6 udp on MacBook), or whether Apple allows it but I can't figure out how to do it. ; I haven't tested it myself, but from the docs it does seem Windows Firewall is a lot easier to configure. ; My guess is this has something to do with the macOS pf firewall. Mac has both Application firewall and Packet firewall, I could not find docs for either of them.
Many Mac users are curious if they should turn on their firewalls. The macOS has a firewall, but it’s off by default. Unlike Windows, Mac OS X doesn’t have services that are easily attacked. But, turning on the Mac firewall adds a layer of protection. It helps control which apps can accept incoming connections. For those downloading apps outside the App Store, a firewall is key. You can turn on your Mac’s firewall through the Apple menu. Just go to System Settings, find the Network section...
If you are worried that someone may have remotely accessed your Mac, we’ll show you how to check it and how to stop it from happening in the future.
Symptom, Solution, Steps ; Mac running slow, Check for viruses, Use CleanMyMac : Protection > Scan ; Unwanted apps/extensions, Uninstall suspicious items, Finder > Applications > Sort by date > Delete suspicious apps ; Browser homepage changed, Remove malicious extensions, Safari: Preferences > Extensions > Uninstall unwanted extensions ; Annoying ads and pop-ups, Check browser settings, Safari: Preferences > Extensions > Uninstall adware ; Receiving unusual messages, Check Activity Monitor, Open Activity Monitor > Check processes > Stop suspicious ones ; Free disk space disappearing, Run Disk Utility First Aid, Open Disk Utility > Select drive > First Aid > Run ; Unable to access files, Restore backups, Finder > Locations > iPhone > Manage Backups > Restore ; Redirects to unwanted websites, Remove malicious extensions, Safari: Preferences > Extensions > Uninstall unwanted extensions ; High CPU usage, Monitor CPU usage, Use iStat Menus and App Tamer ; General virus and malware prevention, Regular maintenance, Use CleanMyMac : Run regular Smart Care scans and maintenance tasks
Not sure your antivirus is working well enough for you? Check out this article to find out how to turn off antivirus on Mac.
Open your Start menu. Windows' default firewall program is located in the "System and Security" folder of the Control Panel app, but you can easily access your firewall's settings by using the Start menu's search bar.[1] ; Type "firewall" into the search bar. Doing so will automatically search your computer for applications matching your typing. Click the "Windows Firewall" option. You should see this at the top of the search window. Review your firewall settings. You should see two sections ent...
Macintosh computers with OS X have built-in firewalls installed that provide security from potentially harming or malicious incoming connections. The main purpose of the firewall is to prevent or l...
MacKeeper ⭐ VPN not working on your Mac Sonoma? ✅ Read our article to find out how to fix problems with VPN on macOS 14
It seems that enabling Home Sharing and/or hooking up my iPhone's Remote to iTunes causes Mac OS X Snow Leopard's firewall to freak out and keep nagging every time I launch iTunes to ask if I'd lik...
Firewall is a piece of software that blocks programs and restrict the network access of certain applications. Here's how to set up Mac Firewall settings.