How do I switch on my firewall (Mac)?

These instructions are only for personally owned devices. University managed devices have the firewall enabled by default

  • Click the Apple icon at the top-left of the screen
  • Click System Preferences
  • Click Security & Privacy
  • Click Firewall
  • Click Turn On Firewall
Contact for this page:
Information Services, Aberystwyth University, Hugh Owen Library, Penglais, Aberystwyth, SY23 3DZ
Tel: 01970 62 2400 Email: is@aber.ac.uk