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WebKit / WKSecurityRestrictionMode / WKSecurityRestrictionMode.lockdown

WKSecurityRestrictionMode.lockdown

Declaration

case lockdown

Open on developer.apple.com

WebKitCase

iOS 26.4+iPadOS 26.4+Mac Catalyst 26.4+macOS 26.4+visionOS 26.4+

Built on 2026-06-12 · Snapshot snapshot-20260612-beta.1 (macOS 27.0) · Commit fba13e1 · by @g-cqd · based on Apple Developer Documentation