Firewall security in macOS — by Apple Support

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Describes the built-in firewall that guards a Mac against unwanted network access and denial-of-service attacks, and where it can be configured.

Read the full article on support.apple.com

Source: Firewall security in macOS by Apple Support. Licence: Link only (©).

Source reviewed: 2026-11-02
Link checked: 2026-11-02
Tested hands-on: Not by Oddbyte.Me

macfirewallnetwork security

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