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When I program on my Mac laptop, sometimes it asks me if I want to accept incoming connections etc.

If I say no, I might want to change my decision later on.

Where can I see these firewall blocks?

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up vote 1 down vote accepted
  • Go to System Preferences - Security - Firewall
  • Unlock your settings if necessary using the lock symbol in the lower left.
  • Click the "Advanced" button

Here you have a list of all rules set up:

enter image description here

You can then add rules for applications using the + button or remove some by selecting them in the list and clicking the - button.

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