Gatekeeper and runtime protection in macOS — by Apple Support

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Technical description of how Gatekeeper checks downloaded software for a verified developer, notarization and tampering, and how runtime protections and sandboxing limit what apps can do.

Read the full article on support.apple.com

Source: Gatekeeper and runtime protection 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

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